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Saade MB, Holden S, Kakinami L, McGrath JJ, Mathieu MÈ, Poirier P, Barnett TA, Beaucage P, Henderson M. Adiposity and cardiac autonomic function in children with a family history of obesity. Clin Auton Res 2024:10.1007/s10286-024-01063-y. [PMID: 39304555 DOI: 10.1007/s10286-024-01063-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2024] [Accepted: 09/02/2024] [Indexed: 09/22/2024]
Abstract
PURPOSE Data on associations between adiposity and heart rate variability (HRV) in prepubertal children are limited. We examined the associations between adiposity indices and HRV, independent of lifestyle behaviors, comparing multiple indicators of adiposity, and explored differences between boys and girls. METHODS Data stem from 469 participants of the QUALITY cohort (630 children aged 8-10 years with a parental history of obesity). Adiposity indices included waist-to-height ratio, body mass index (BMI) percentiles and categories (overweight, obesity), dual-energy x-ray absorptiometry (DEXA) defined fat mass percentage and android/gynoid ratio. HRV indices in the frequency and the spectral domain were derived from a daytime 3-h Holter recording. Multivariable linear regression models were adjusted for age, sex, Tanner stage, physical activity, screen time, and fitness. Interactions between sex and adiposity were tested. RESULTS Greater adiposity was associated with decreased parasympathetic modulation and increased sympathetic dominance. Waist-to-height ratio was associated with lower parasympathetic activity: root mean square of the successive differences (RMSSD) [B = -23.32, 95% confidence interval (CI) -42.42, -4.22], pNN50 (B = -16.93, 95% CI - 28.58, - 5.27), LF/HF ratio (B = 1.83, 95% CI 0.97-2.70). Patterns of association were similar for android/gynoid ratio. Overweight was not associated with altered HRV. Obesity was negatively associated with RMSSD and pNN50 and positively with LF/HF ratio. Greater fat mass percentage was associated with lower RMSSD, pNN50, and HF, and increased LF/HF ratio. There were no differences between boys and girls. CONCLUSIONS Specific markers of adiposity relate to altered HRV in childhood, with waist-to-height ratio being potentially a more relevant marker of HRV than BMI and more pragmatic than percent body fat. TRIAL REGISTRATION NCT03356262, 11 November 2017.
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Affiliation(s)
- Marie-Béatrice Saade
- Department of Pediatrics, Université de Montréal, Montreal, QC, Canada
- Centre de Recherche, Centre Hospitalier Universitaire Sainte-Justine, 3175 Chemin Côte Sainte-Catherine, Montreal, QC, H3T 1C5, Canada
- Department of Pediatrics, CHU de Rennes, Rennes, France
| | - Samuel Holden
- Department of Mathematics and Statistics, Concordia University, Montréal, QC, Canada
| | - Lisa Kakinami
- Department of Mathematics and Statistics, Concordia University, Montréal, QC, Canada
- PERFORM Centre, Concordia University, Montreal, QC, Canada
| | | | - Marie-Ève Mathieu
- Centre de Recherche, Centre Hospitalier Universitaire Sainte-Justine, 3175 Chemin Côte Sainte-Catherine, Montreal, QC, H3T 1C5, Canada
- School of Kinesiology and Physical Activity Sciences, Université de Montréal, Montreal, Canada
| | - Paul Poirier
- Faculté de Pharmacie, Université Laval, Quebec, QC, Canada
- Institut Universitaire de Cardiologie et de Pneumologie, Quebec, QC, Canada
| | - Tracie A Barnett
- Centre de Recherche, Centre Hospitalier Universitaire Sainte-Justine, 3175 Chemin Côte Sainte-Catherine, Montreal, QC, H3T 1C5, Canada
- Family Medicine Department, McGill University, Montreal, QC, Canada
| | - Pierre Beaucage
- Department of biochemistry & chemistry, Faculty of Sciences, University of Moncton, Moncton, Canada
| | - Mélanie Henderson
- Department of Pediatrics, Université de Montréal, Montreal, QC, Canada.
- Centre de Recherche, Centre Hospitalier Universitaire Sainte-Justine, 3175 Chemin Côte Sainte-Catherine, Montreal, QC, H3T 1C5, Canada.
- School of Public Health, Department of Social and Preventive Medicine, Université de Montréal, Montreal, Canada.
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2
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Mirzohreh ST, Panahi P, Heidari F. Exploring heart rate variability in polycystic ovary syndrome: implications for cardiovascular health: a systematic review and meta-analysis. Syst Rev 2024; 13:194. [PMID: 39049099 PMCID: PMC11271026 DOI: 10.1186/s13643-024-02617-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/26/2023] [Accepted: 07/16/2024] [Indexed: 07/27/2024] Open
Abstract
OBJECTIVES Polycystic ovary syndrome (PCOS) is a prevalent and complex endocrine disorder that affects women of reproductive age. It has significant implications for female endocrine function, reproductive health, and metabolic disturbances, including insulin resistance, impaired glucose tolerance, and dyslipidemia. Studies have shown that decreased heart rate variability (HRV), a marker of autonomic dysfunction, is associated with adverse cardiovascular events. Recent research has focused on investigating autonomic function in PCOS, and some studies have suggested altered autonomic drive in these patients. The aim of this systematic review and meta-analysis was to evaluate cardiac autonomic function by analyzing HRV in women with PCOS. METHODS This systematic review was prepared using PRISMA reporting guidelines. The databases searched were PubMed, Scopus, Web of Science, and Cochrane. Risk of Bias was assessed using ROBINS-I for non-RCTs. The GRADE approach was employed to evaluate the level of certainty in the evidence for each outcome. In order to identify the underlying cause of high heterogeneity, a subgroup analysis was conducted. Sensitivity analysis was checked. A random effect model was used and calculated a pooled standardized mean difference (SMD) with a 95% confidence interval (CI). RESULTS Seventeen articles were included in the final analysis, varied in quality, ranging from a "low" to a "high risk of bias". Combined analyses indicated a notable decrease in HRV among individuals with PCOS compared to the control group. Significant changes were observed in SDNN (SMD: -0.763, 95%CI [-1.289 to -0.237], p=0.004), PNN50 (SMD: -1.245, 95%CI [-2.07, -0.419], p=0.003), LF/HF ratio (SMD: 0.670, 95%CI [0.248, 1.091], p=0.002), HFnu (SMD: -0.873, 95%CI [-1.257, -0.489], p=0.000), LFnu (SMD: 0.840, 95%CI [0.428, 1.251], p=0.000) and TP (SMD: -1.997, 95%CI [-3.306, -0.687], p=0.003). The heterogeneity was partially explained by types of study design. Subgroup analysis revealed significant alterations of HRV in normal-weighted and overweight PCOS cases. Conversely, no significant changes in HRV were observed in obese PCOS cases. CONCLUSION The findings of this meta-analysis provide evidence suggesting diminished HRV in individuals with PCOS compared to non-PCOS control group.
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Affiliation(s)
| | - Padideh Panahi
- Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran
| | - Fariba Heidari
- Department of Community and Family Medicine, Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran
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Hung WC, Yu TH, Wu CC, Lee TL, Tsai IT, Hsuan CF, Chen CY, Chung FM, Lee YJ, Tang WH. FABP3, FABP4, and heart rate variability among patients with chronic schizophrenia. Front Endocrinol (Lausanne) 2023; 14:1165621. [PMID: 37255976 PMCID: PMC10225495 DOI: 10.3389/fendo.2023.1165621] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/22/2023] [Accepted: 05/04/2023] [Indexed: 06/01/2023] Open
Abstract
Introduction The prevalence of cardiovascular disease (CVD) and CVD-related deaths in patients with schizophrenia is high. An elevated risk of CVD has been associated with low heart rate variability (HRV). There is increasing evidence that fatty acid-binding protein (FABP)3 and FABP4 play roles in the development and progression of CVD. This study aimed to explore the association of circulating FABP3/FABP4 levels with HRV in patients with chronic schizophrenia. Methods We included 265 consecutive patients with chronic schizophrenia who attended a disease management program. We used an enzyme-linked immunosorbent assay for the measurement of plasma concentrations of FABP3 and FABP4. Standard HRV was recorded at baseline following a standard protocol. Mean high- and low-frequency (HF/LF) HRV values were analyzed by tertile of FABP3 and FABP4 using one-way analysis of variance, and linear regression analysis was performed to assess trends. Results A positive association between FABP3 and creatinine was found in multiple regression analysis. In addition, negative associations between levels of hematocrit, hemoglobin, HF HRV, and estimated glomerular filtration rate (eGFR) with FABP3 were also found. Moreover, positive associations between FABP4 with body mass index, diabetes mellitus, hypertension, systolic blood pressure, low-density lipoprotein-cholesterol, triglycerides, creatinine, and FABP3 were found. Furthermore, negative associations between levels of high-density lipoprotein-cholesterol, eGFR, and HF HRV with FABP4 were found. We also found a significant inverse association between FABP3 and HF HRV (p for trend = 0.008), and significant inverse associations between FABP4 with HF and LF HRV (p for trend = 0.007 and 0.017, respectively). Discussion Together, this suggests that elevated levels of FABP3 and FABP4 may be linked to health problems related to CVD in patients with chronic schizophrenia.
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Affiliation(s)
- Wei-Chin Hung
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
- School of Medicine, College of Medicine, I-Shou University, Kaohsiung, Taiwan
| | - Teng-Hung Yu
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
- School of Medicine, College of Medicine, I-Shou University, Kaohsiung, Taiwan
| | - Cheng-Ching Wu
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
- School of Medicine, College of Medicine, I-Shou University, Kaohsiung, Taiwan
- Division of Cardiology, Department of Internal Medicine, E-Da Cancer Hospital, I-Shou University, Kaohsiung, Taiwan
| | - Thung-Lip Lee
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
- School of Medicine for International Students, College of Medicine, I-Shou University, Kaohsiung, Taiwan
| | - I-Ting Tsai
- School of Medicine, College of Medicine, I-Shou University, Kaohsiung, Taiwan
- Department of Emergency, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
| | - Chin-Feng Hsuan
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
- School of Medicine, College of Medicine, I-Shou University, Kaohsiung, Taiwan
- Division of Cardiology, Department of Internal Medicine, E-Da Dachang Hospital, I-Shou University, Kaohsiung, Taiwan
| | - Chun-Yu Chen
- Division of General Neurology, Neurological Institute, Taipei Veterans General Hospital, Taipei, Taiwan
| | - Fu-Mei Chung
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
| | - Yau-Jiunn Lee
- Department Head, Lee’s Endocrinologic Clinic, Pingtung, Taiwan
| | - Wei-Hua Tang
- Division of Cardiology, Department of Internal Medicine, Taipei Veterans General Hospital, Yuli Branch, Hualien, Taiwan
- Faculty of Medicine, School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
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Ziadia H, Sassi I, Trudeau F, Fait P. Normative values of resting heart rate variability in young male contact sport athletes: Reference values for the assessment and treatment of concussion. Front Sports Act Living 2023; 4:730401. [PMID: 36699983 PMCID: PMC9869270 DOI: 10.3389/fspor.2022.730401] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/24/2021] [Accepted: 12/07/2022] [Indexed: 01/12/2023] Open
Abstract
Objective The objective of this study was to identify the main determinants of heart rate variability (HRV) in male athletes aged 14 to 21 years who practice competitive contact sports and to integrate these determinants with the aim of defining normative values of short-term HRV in the time and frequency domains. Methods Participants (n = 369) were aged 14 to 21 years and included 221 football players and 148 ice hockey players. HRV was measured for 5 min at rest, and standard HRV parameters in the time and frequency domains were calculated. Heart rate (HR), age, body mass index (BMI), number of sports weekly practices (WSP) and concussion history (mTBI) were considered determinants potentially able to influence HRV. Results Multiple regression analysis revealed that HR was the primary determinant of standard HRV parameters. The models accounted for 13% to 55% of the total variance of HRV and the contribution of HR to this model was the strongest (β ranged from -0.34 to -0.75). HR was the only determinant that significantly contributes to all HRV parameters. To counteract this dependence, we calculated HRV corrected by the mean RR interval (RRm). Such corrections do not remove any physiological differences in HRV; they simply remove the mathematical bias. HRV parameters were therefore normalized, and their normative limits were developed relative to the mean heart rate. After correction, the correlation coefficients between HR and all corrected HRV parameters were not statistically significant and ranged from -0.001 to 0.045 (p > 0.40 for all). The automatically corrected HRV calculator, which recalculates standard HRV parameters and converts them into corrected parameters in addition to determining whether a given value is within normal limits, facilitates clinical interpretation. Conclusion This study provides for the first time corrected normative values of short-term and resting state HRV parameters in competitive contact sport athletes aged 14 to 21 years. These values were developed independently of the major determinants of HRV. The baseline values for HRV parameters given here could be used in clinical practice when assessing and monitoring cerebral concussions. They may assist in decision making for a safe return to play.
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Affiliation(s)
- Hatem Ziadia
- Department of Anatomy, Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada,Exercise Physiology Laboratory, Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada,Correspondence: Hatem Ziadia
| | - Idriss Sassi
- Exercise Physiology Laboratory, Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada,Department of Psychology, Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada
| | - François Trudeau
- Exercise Physiology Laboratory, Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada,Department of Human Kinetics, Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada
| | - Philippe Fait
- Department of Human Kinetics, Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada,Research Group on Neuromusculoskeletal Conditions (GRAN), Trois-rivieres, QC, Canada,Centre for Research in Neuropsychology and Cognition (CERNEC), Montreal, QC, Canada,Cortex Concussion Clinic, Quebec City, QC, Canada
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5
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Salus M, Tillmann V, Remmel L, Unt E, Mäestu E, Parm Ü, Mägi A, Tali M, Jürimäe J. Effect of supervised sprint interval training on cardiorespiratory fitness and body composition in adolescent boys with obesity. J Sports Sci 2022; 40:2010-2017. [PMID: 36126151 DOI: 10.1080/02640414.2022.2125199] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
Abstract
This study examined the effect of a supervised 12-week sprint interval training (SIT) on cardiorespiratory fitness (CRF) and body composition in adolescent boys with obesity. Twenty-eight adolescents with obesity were allocated to either an intervention group (SIT) (13.1 ± 0.3 yrs; body mass index [BMI]: 30.3 ± 0.9 kg.m-2) or a control group (CONT) (13.7 ± 0.4 yrs; BMI: 32.6 ± 1.6 kg.m-2). The SIT group performed 4-6 × 30s "all-out" cycling bouts, interspersed with 4 min of recovery 3 days a week for 12 weeks. CRF was measured by direct peak oxygen consumption (VO2peak) defined as VO2peak per kg of body mass (mL.min-1kg-1) or by VO2peak per kg of lean body mass (mL.min-1LBM-1) and body composition was assessed by dual-energy X-ray absorptiometry. SIT intervention led to a significant and large between-group difference in VO2peak (p = 0.004; η2 = 0.29). Although SIT group had a significant reduction in body fat percentage (BF%) (from 41.1 ± 1.3% to 39.2 ± 1.5%; p = 0.006), there were no between-group differences in the change of the pre- and post-measures in BF% (p = 0.067). In conclusion, 12-week SIT is effective in increasing CRF and decreasing BF% in adolescent boys with obesity.
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Affiliation(s)
- Marit Salus
- Institute of Sports Sciences and Physiotherapy, Faculty of Medicine, University of Tartu, Tartu, Estonia.,Department of Physiotherapy and Environmental Health, Tartu Health Care College, Tartu, Estonia
| | - Vallo Tillmann
- Department of Pediatrics, Institute of Clinical Medicine, Faculty of Medicine, University of Tartu, Tartu, Estonia.,Children's Clinic of Tartu University Hospital, Tartu, Estonia
| | - Liina Remmel
- Institute of Sports Sciences and Physiotherapy, Faculty of Medicine, University of Tartu, Tartu, Estonia
| | - Eve Unt
- Department of Sports Medicine and Rehabilitation, Institute of Clinical Medicine, Faculty of Medicine, University of Tartu, Tartu, Estonia.,Sports Medicine and Rehabilitation Clinic, Tartu University Hospital, Tartu, Estonia
| | - Evelin Mäestu
- Institute of Sports Sciences and Physiotherapy, Faculty of Medicine, University of Tartu, Tartu, Estonia
| | - Ülle Parm
- Department of Physiotherapy and Environmental Health, Tartu Health Care College, Tartu, Estonia
| | - Agnes Mägi
- Sports Medicine and Rehabilitation Clinic, Tartu University Hospital, Tartu, Estonia
| | - Maie Tali
- Department of Sports Medicine and Rehabilitation, Institute of Clinical Medicine, Faculty of Medicine, University of Tartu, Tartu, Estonia.,Sports Medicine and Rehabilitation Clinic, Tartu University Hospital, Tartu, Estonia
| | - Jaak Jürimäe
- Institute of Sports Sciences and Physiotherapy, Faculty of Medicine, University of Tartu, Tartu, Estonia
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Prathyusha VS, Katravath S, Fatima F, Mudunuru AK, Reddy SS. Comparative Study of Physiological Indicators of Cardiovascular Fitness such as Heart Rate Variability, Harvard Step Test, Ankle-brachial Index, and Body mass Index in Rural and Urban Adolescent Girls. INDIAN JOURNAL OF CARDIOVASCULAR DISEASE IN WOMEN 2022. [DOI: 10.25259/mm_ijcdw_417] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Abstract
Objectives:
Health is defined as a state of complete physical, mental, and social well-being.
Materials and Methods:
Humans have settled in both urban and rural areas, which might have influenced people and their physiology in different ways.
Results:
Cardiovascular fitness as a marker of proper functioning of the whole body is associated with many health-related outcomes, with poor fitness leading to development of cardiovascular diseases (CVD).
Conclusion:
This study aimed to perform a comparative study of the physiological parameters’ indicative of cardiovascular fitness in urban and rural adolescent girls.
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Affiliation(s)
| | - Shyamala Katravath
- Department of Physiology, ESIC Medical College, Hyderabad, Telangana, India,
| | - Farheen Fatima
- Department of Physiology, ESIC Medical College, Hyderabad, Telangana, India,
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7
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Chen H, Xu J, Xie H, Huang Y, Shen X, Xu F. Effects of physical activity on heart rate variability in children and adolescents: a systematic review and meta-analysis. CIENCIA & SAUDE COLETIVA 2022; 27:1827-1842. [PMID: 35544812 DOI: 10.1590/1413-81232022275.10402021] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/10/2020] [Accepted: 07/27/2021] [Indexed: 12/24/2022] Open
Abstract
The aim of the study was to investigate the effects of physical activity (PA) on heart rate variability (HRV) in children and adolescents. We conducted a research of Web of Science, PubMed, ScienceDirect, Springer-Link and EBSCO-host. The revised Newcastle-Ottawa Scale was used in an investigative analysis to assess bias risk. A total of 21 studies were included. Overall, medium-sized associations were found between PA and low frequency and high frequency in children and adolescents. High PA level had significantly higher standard deviation of RR intervals and root of the mean of the sum of the squares of differences between adjacent RR intervals in children and adolescents. The effects of PA on HRV were consistent in children and adolescents. Our systematic review and meta-analysis revealed medium-sized between PA and HRV in children and adolescents. Promoting children's and adolescents' participation in moderate-to-vigorous physical activity (MVPA) will increase parasympathetic nerve activity and decreased sympathetic nerve activity. Our findings support motivating children and adolescents to engage in more MVPA in their daily lives to improve autonomic nervous system function and promote cardiovascular safety.
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Affiliation(s)
- Hao Chen
- School of Physical Education, Hangzhou Normal University. 311121 Hangzhou China.
| | - Jing Xu
- School of Physical Education, Hangzhou Normal University. 311121 Hangzhou China.
| | - Hao Xie
- Department of Physical Education, Zhejiang University of Finance & Economics. Hangzhou China
| | - Yufen Huang
- The Children's Hospital, Zhejiang University School of Medicine. Hangzhou China
| | - Xin Shen
- The Children's Hospital, Zhejiang University School of Medicine. Hangzhou China
| | - Fei Xu
- School of Physical Education, Hangzhou Normal University. 311121 Hangzhou China.
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8
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Sinha MK, Maiya GA, Moga AM, K N S, Shankar N R, K V. Exercise dose-response relationship with heart rate variability in individuals with overweight and obesity: protocol for a systematic review and meta-analysis of randomised controlled trials. BMJ Open 2022; 12:e047821. [PMID: 35470179 PMCID: PMC9039408 DOI: 10.1136/bmjopen-2020-047821] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/03/2022] Open
Abstract
INTRODUCTION Obesity is a chronic relapsing disease process and serious public health concern that can lead to chronic diseases, medical complications and a higher risk of disability. Another significant feature of obesity is dysfunction in cardiac autonomic function, which leads to changes in parasympathetic and sympathetic regulation, which can be measured using heart rate variability (HRV). The objective of this review is to estimate the extent to which exercise doses impacts on HRV among individuals living with overweight and obesity class I and II. METHODS AND ANALYSIS A systematic literature search will be performed using PubMed/Medline, Scopus, EMBASE, ProQuest, CINAHL, Web of Science and the Cochrane Library for articles dating from 1965 to December 2021. Inclusion criteria include studies designed as parallel-arm randomised trials, enrolling adolescent and adult individuals with overweight (body mass index, BMI≥25 to ≤29.9) and obesity (class I BMI: 30-34.9 and class II BMI: 35-39.9) undergoing aerobic or resistance training or concurrent exercise training. For data synthesis, sensitivity analysis, subgroup analysis and risk of bias assessment, Stata V.13.0 software will be used. ETHICS AND DISSEMINATION Formal ethical approval is not required. This systematic review will be submitted to a peer-reviewed journal. PROSPERO REGISTRATION NUMBER CRD42019104154.
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Affiliation(s)
- Mukesh Kumar Sinha
- Department of Physiotherapy, Manipal College of Health Professions, Manipal Academy of Higher Education, Manipal, Karnataka, India
| | - G Arun Maiya
- Department of Physiotherapy, Manipal College of Health Professions, Manipal Academy of Higher Education, Manipal, Karnataka, India
| | - Ana Maria Moga
- School of Physical and Occupational Therapy, Faculty of Medicine and Health Sciences, McGill University, Montreal, Quebec, Canada
| | - Shivashankar K N
- Department of Medicine, Kasturba Medical college, Manipal Academy of Higher Education, Manipal, Karnataka, India
| | - Ravi Shankar N
- Department of Biostatistics, Vallabhbhai Patel Chest Institute, University of Delhi, Delhi, India
| | - Vaishali K
- Department of Physiotherapy, Manipal College of Health Professions, Manipal Academy of Higher Education, Manipal, Karnataka, India
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Kvadsheim E, Fasmer OB, Fasmer EE, R. Hauge E, Thayer JF, Osnes B, Haavik J, Koenig J, Adolfsdottir S, Plessen KJ, Sørensen L. Innovative approaches in investigating
inter‐beat
intervals: Graph theoretical method suggests altered autonomic functioning in adolescents with
ADHD. Psychophysiology 2022; 59:e14005. [DOI: 10.1111/psyp.14005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/28/2021] [Revised: 11/05/2021] [Accepted: 12/30/2021] [Indexed: 11/28/2022]
Affiliation(s)
| | - Ole Bernt Fasmer
- Department of Clinical Medicine University of Bergen Bergen Norway
- Division of Psychiatry Haukeland University Hospital Bergen Norway
| | | | - Erik R. Hauge
- Division of Psychiatry Haukeland University Hospital Bergen Norway
| | - Julian F. Thayer
- Department of Psychological Science University of California, Irvine Irvine California United States
| | - Berge Osnes
- Department of Biological and Medical Psychology University of Bergen Bergen Norway
- Bjørgvin District Psychiatric Centre Haukeland University Hospital Bergen Norway
| | - Jan Haavik
- Division of Psychiatry Haukeland University Hospital Bergen Norway
- Department of Biomedicine University of Bergen Bergen Norway
| | - Julian Koenig
- Faculty of Medicine, Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy University Hospital Cologne, University of Cologne Cologne Germany
| | - Steinunn Adolfsdottir
- Department of Biological and Medical Psychology University of Bergen Bergen Norway
- Department of Visual Impairments Statped ‐ National Service for Special Needs Education Bergen Norway
| | - Kerstin Jessica Plessen
- Division of Child and Adolescent Psychiatry, Department of Psychiatry Lausanne University Hospital, University of Lausanne Lausanne Switzerland
| | - Lin Sørensen
- Department of Biological and Medical Psychology University of Bergen Bergen Norway
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10
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Marshall ZA, Mackintosh KA, Gregory JW, McNarry MA. Using compositional analysis to explore the relationship between physical activity and cardiovascular health in children and adolescents with and without type 1 diabetes. Pediatr Diabetes 2022; 23:115-125. [PMID: 34780103 DOI: 10.1111/pedi.13288] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/24/2021] [Revised: 10/06/2021] [Accepted: 10/18/2021] [Indexed: 11/29/2022] Open
Abstract
OBJECTIVE The aim of this study was to use a compositional analysis approach to account for the inherent co-dependencies between behaviors and to explore how daily movement behaviors influence cardiovascular health in children with and without T1D. RESEARCH DESIGN AND METHODS Augmentation index, pulse wave velocity (PWV) and heart rate variability were measured in 20 children with (11.9 ± 1.6 years) and 17 children without T1D (11.6 ± 2.2 years). Subsequently, physical activity and sleep were assessed at 20 Hz for 28 consecutive days using a wrist-worn accelerometer. Compositional analyses were utilized to explore the relative effects of each movement behavior and the overall movement complex on cardiovascular parameters, with predictive modeling used to explore the effects of reallocating 20 min between behaviors. RESULTS Arterial stiffness markers were most influenced by the total movement composition, whereas autonomic function was most influenced by sedentary time and sleep relative to all other behaviors. Reallocation of time from moderate-to-vigorous physical activity (MVPA) to any other behavior was predicted to negatively affect all cardiovascular measures, independent of disease status, whereas reallocating time to MVPA was consistently predicted to improve all outcome measures. Additionally, the same intensity of physical activity appeared to be more potent for cardiovascular health in T1D children compared to nondiabetic peers. CONCLUSIONS Intensity, rather than volume, of physical activity may be key in reducing risk of premature adverse changes in cardiovascular health, whereas increasing time in MVPA could potentially the slow progression of cardiovascular aging in children with diabetes.
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Affiliation(s)
- Zoë A Marshall
- Applied Sports, Technology, Exercise and Medicine (A-STEM) Research Centre, Swansea University, Swansea, Wales, UK
| | - Kelly A Mackintosh
- Applied Sports, Technology, Exercise and Medicine (A-STEM) Research Centre, Swansea University, Swansea, Wales, UK
| | - John W Gregory
- Division of Population Medicine, School of Medicine, Cardiff University, Cardiff, Wales, UK
| | - Melitta A McNarry
- Applied Sports, Technology, Exercise and Medicine (A-STEM) Research Centre, Swansea University, Swansea, Wales, UK
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11
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Strüven A, Holzapfel C, Stremmel C, Brunner S. Obesity, Nutrition and Heart Rate Variability. Int J Mol Sci 2021; 22:ijms22084215. [PMID: 33921697 PMCID: PMC8072942 DOI: 10.3390/ijms22084215] [Citation(s) in RCA: 20] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2021] [Revised: 04/12/2021] [Accepted: 04/13/2021] [Indexed: 12/15/2022] Open
Abstract
Heart rate variability (HRV) represents the activity and balance of the autonomic nervous system and its capability to react to internal and external stimuli. As a measure of general body homeostasis, HRV is linked to lifestyle factors and it is associated with morbidity and mortality. It is easily accessible by heart rate monitoring and gains interest in the era of smart watches and self-monitoring. In this review, we summarize effects of weight loss, training, and nutrition on HRV with a special focus on obesity. Besides weight reduction, effects of physical activity and dietary intervention can be monitored by parameters of HRV, including its time and frequency domain components. In the future, monitoring of HRV should be included in any weight reduction program as it provides an additional tool to analyze the effect of body weight on general health and homeostasis. HRV parameters could, for example, be monitored easily by implementation of an electrocardiogram (ECG) every two to four weeks during weight reduction period. Indices presumibly showing beneficial changes could be a reduction in heart rate and the number of premature ventricular complexes as well as an increase in standard deviation of normal-to-normal beat intervals (SDNN), just to name some.
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Affiliation(s)
- Anna Strüven
- Department of Medicine I, University Hospital Munich, Ludwig Maximilians University Munich, Marchioninistr. 15, 81377 Munich, Germany; (A.S.); (C.S.)
- German Center for Cardiovascular Research (DZHK), Partner Site: Munich Heart Alliance, Marchioninistr. 15, 81377 Munich, Germany
| | - Christina Holzapfel
- Institute for Nutritional Medicine, School of Medicine, Technical University of Munich, Ismaninger Strasse 22, 81675 Munich, Germany;
| | - Christopher Stremmel
- Department of Medicine I, University Hospital Munich, Ludwig Maximilians University Munich, Marchioninistr. 15, 81377 Munich, Germany; (A.S.); (C.S.)
- German Center for Cardiovascular Research (DZHK), Partner Site: Munich Heart Alliance, Marchioninistr. 15, 81377 Munich, Germany
| | - Stefan Brunner
- Department of Medicine I, University Hospital Munich, Ludwig Maximilians University Munich, Marchioninistr. 15, 81377 Munich, Germany; (A.S.); (C.S.)
- German Center for Cardiovascular Research (DZHK), Partner Site: Munich Heart Alliance, Marchioninistr. 15, 81377 Munich, Germany
- Department of Medicine I, University Hospital Munich, Ziemssenstrasse 1, 80336 Munich, Germany
- Correspondence: ; Tel.: +49-89-4400-52248; Fax: +49-89-4400-75251
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12
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Jabbour G, Iancu HD. Supramaximal-Exercise Training Improves Heart Rate Variability in Association With Reduced Catecholamine in Obese Adults. Front Physiol 2021; 12:654695. [PMID: 33859574 PMCID: PMC8042138 DOI: 10.3389/fphys.2021.654695] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/17/2021] [Accepted: 03/12/2021] [Indexed: 12/18/2022] Open
Abstract
This study investigates the effect of 6 weeks of supramaximal exercise training (SET) on heart rate variability (HRV) and associated factors in sedentary obese (OB) and normal-weight (NW) adults. In this study, 19 OB [22.9 (8.4) years; body mass index (BMI) 33.4 (1.4) kg/m2] and 18 NW [23.2 (4.4) years; BMI 23.3 (1.2) kg/m2] adults completed a 6-week SET intervention. Anthropometric and aerobic indicators as well the homeostasis model assessment index for insulin resistance index (HOMA-IR) were assessed at baseline and after SET. The low- and high-frequency [(LF (0.03–0.15 Hz) in ms2 and HF (0.15–0.4 Hz) in ms2)] analysis of HRV as well as adrenaline (A in nmol/l) and noradrenaline (NA in nmol/l) responses were assessed at resting condition and during ventilatory threshold 1 (VT1) of a graded maximal test at baseline and after SET. At baseline, resting HF, LF and the LF/HF ratio were different among groups (P < 0.01, respectively) and were significantly associated with waist-to-hip ratio (β = −0.26; p = 0.01, β = −0.12; p = 0.01 and, β = 0.21; p = 0.01). During exertion at VT1, only LF/HF ratio was associated with NA responses (β = 0.23; p = 0.01). After SET, the frequency domain marker improved significantly for both groups in comparison to baseline. These improvements are manifested by LF and HF increases and LF/HF ratio decreases in the rest condition (p < 0.01, respectively) and during exertion at VT1 (p < 0.01, respectively). The improvement in LH and HF were associated with VO2max increases (β = 0.22 p = 0.01 and β = 0.33; p = 0.01). The decreases observed for the LF/HF ratio are mainly associated to NA decreases observed at rest (β = 0.31; p = 0.001) and at VT1 (β = 0.38; p = 0.001). Obese adults have altered HRV, and 6 weeks of SET improves HRV variables at rest and during VT1 exertion. While LF and HF improvement were associated with VO2max increases, the LF/HF ratio was mainly associated with noradrenaline decreases observed at rest and at VT1.
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Affiliation(s)
- Georges Jabbour
- Physical Education Department, College of Education, Qatar University, Doha, Qatar
| | - Horia D Iancu
- School of Kinesiology and Leisure, University of Moncton, Moncton, NB, Canada
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13
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Harteveld LM, Nederend I, Ten Harkel ADJ, Schutte NM, de Rooij SR, Vrijkotte TGM, Oldenhof H, Popma A, Jansen LMC, Suurland J, Swaab H, de Geus EJC. Maturation of the Cardiac Autonomic Nervous System Activity in Children and Adolescents. J Am Heart Assoc 2021; 10:e017405. [PMID: 33525889 PMCID: PMC7955328 DOI: 10.1161/jaha.120.017405] [Citation(s) in RCA: 30] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
Background Despite the increasing interest in cardiac autonomic nervous activity, the normal development is not fully understood. The main aim was to determine the maturation of different cardiac sympathetic‐(SNS) and parasympathetic nervous system (PNS) activity parameters in healthy patients aged 0.5 to 20 years. A second aim was to determine potential sex differences. Methods and Results Five studies covering the 0.5‐ to 20‐year age range provided impedance‐ and electrocardiography recordings from which heart rate, different PNS‐parameters (eg, respiratory sinus arrhythmia) and an SNS‐parameter (pre‐ejection period) were collected. Age trends were computed in the mean values across 12 age‐bins and in the age‐specific variances. Age was associated with changes in mean and variance of all parameters. PNS‐activity followed a cubic trend, with an exponential increase from infancy, a plateau phase during middle childhood, followed by a decrease to adolescence. SNS‐activity showed a more linear trend, with a gradual decrease from infancy to adolescence. Boys had higher SNS‐activity at ages 11 to 15 years, while PNS‐activity was higher at 5 and 11 to 12 years with the plateau level reached earlier in girls. Interindividual variation was high at all ages. Variance was reasonably stable for SNS‐ and the log‐transformed PNS‐parameters. Conclusions Cardiac PNS‐ and SNS‐activity in childhood follows different maturational trajectories. Whereas PNS‐activity shows a cubic trend with a plateau phase during middle childhood, SNS‐activity shows a linear decrease from 0.5 to 20 years. Despite the large samples used, clinical use of the sex‐specific centile and percentile normative values is modest in view of the large individual differences, even within narrow age bands.
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Affiliation(s)
- Lisette M Harteveld
- Department of Pediatric Cardiology Leiden University Medical Center Leiden The Netherlands
| | - Ineke Nederend
- Department of Pediatric Cardiology Leiden University Medical Center Leiden The Netherlands.,Department of Biological Psychology Faculty of Human Behavioral and Movement Sciences Vrije Universiteit AmsterdamAmsterdam Public Health Research Institute Amsterdam The Netherlands
| | - Arend D J Ten Harkel
- Department of Pediatric Cardiology Leiden University Medical Center Leiden The Netherlands
| | - Nienke M Schutte
- Department of Biological Psychology Faculty of Human Behavioral and Movement Sciences Vrije Universiteit AmsterdamAmsterdam Public Health Research Institute Amsterdam The Netherlands
| | - Susanne R de Rooij
- Department of Clinical Epidemiology, Biostatistics and Bioinformatics Amsterdam University Medical CenterAcademic Medical Center Amsterdam The Netherlands.,Department of Public Health Amsterdam Public Health Research InstituteAmsterdam University Medical CenterUniversity of Amsterdam Amsterdam The Netherlands
| | - Tanja G M Vrijkotte
- Department of Public Health Amsterdam Public Health Research InstituteAmsterdam University Medical CenterUniversity of Amsterdam Amsterdam The Netherlands
| | - Helena Oldenhof
- Department of Child and Adolescent Psychiatry Amsterdam University Medical CenterVU University Medical Centre Amsterdam The Netherlands
| | - Arne Popma
- Department of Child and Adolescent Psychiatry Amsterdam University Medical CenterVU University Medical Centre Amsterdam The Netherlands
| | - Lucres M C Jansen
- Department of Child and Adolescent Psychiatry Amsterdam University Medical CenterVU University Medical Centre Amsterdam The Netherlands
| | - Jill Suurland
- Department of Clinical Child and Adolescent Studies and Leiden Institute for Brain and Cognition Leiden University Leiden The Netherlands
| | - Hanna Swaab
- Department of Clinical Child and Adolescent Studies and Leiden Institute for Brain and Cognition Leiden University Leiden The Netherlands
| | - Eco J C de Geus
- Department of Biological Psychology Faculty of Human Behavioral and Movement Sciences Vrije Universiteit AmsterdamAmsterdam Public Health Research Institute Amsterdam The Netherlands
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14
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Patron E, Calcagnì A, Thayer JF, Scrimin S. The longitudinal negative impact of early stressful events on emotional and physical well-being: The buffering role of cardiac vagal development. Dev Psychobiol 2020; 63:1146-1155. [PMID: 33314062 DOI: 10.1002/dev.22066] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/24/2020] [Revised: 11/09/2020] [Accepted: 11/14/2020] [Indexed: 11/08/2022]
Abstract
Early stressful events negatively affect emotional and physical well-being. Cardiac vagal tone (CVT), which is associated with better emotional and physical well-being, usually gradually increase in early childhood. Nonetheless, children's CVT developmental trajectories are greatly variable, such that CVT can increase or decrease across the years. The present study examines the longitudinal effects of early stressful events and the role of 4 years CVT developmental trajectory on children's emotional and physical well-being. Forty-two 4-year-old children were enrolled. Number of stressful events and resting electrocardiogram (ECG) were collected at T1. ECG was registered again after one (T2), two (T3) and three (T4) years. Children's emotional and physical well-being were assessed at T4 through the Child Health and Illness Profile - Child Edition (CHIP-CE). CVT development was calculated as the angular coefficient, reflecting the developmental trajectory of CVT across the four timepoints. Results yielded that higher experienced stressful events predicted poorer emotional and physical well-being after 4 years. The interaction between the number of stressful events and CVT development emerged on physical well-being. Early stressful events negatively affect long-term children's emotional and physical well-being while a positive CVT development seems to mitigate the negative effects of early stressful events on physical well-being.
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Affiliation(s)
- Elisabetta Patron
- Department of General Psychology, University of Padova, Padova, Italy
| | - Antonio Calcagnì
- Department of Developmental Psychology and Socialization, University of Padova, Padova, Italy
| | - Julian F Thayer
- Department of Psychological Science, The University of California, Irvine, CA, USA.,Department of Psychology, Ohio State University, Columbus, OH, USA
| | - Sara Scrimin
- Department of Developmental Psychology and Socialization, University of Padova, Padova, Italy
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15
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Faulkner MS, Quinn L, Fritschi C, Tripp N, Hayat MJ. Heart Rate Variability and Cardiorespiratory Fitness in Non-Hispanic Black Versus Non-Hispanic White Adolescents With Type 1 Diabetes. J Cardiovasc Nurs 2020; 34:372-379. [PMID: 31343621 PMCID: PMC6690789 DOI: 10.1097/jcn.0000000000000590] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
BACKGROUND Evidence indicates that fewer non-Hispanic black versus non-Hispanic white youths with type 1 diabetes are meeting treatment goals for optimal glycemic outcomes, predisposing them to risks for cardiovascular (CV) morbidity and mortality in adulthood. PURPOSE We sought to assess the association of sex and race with heart rate variability (HRV) and cardiorespiratory fitness in adolescents with type 1 diabetes. The association between the HRV and cardiorespiratory outcomes with glucose control was also examined. METHODS A secondary data analysis of 95 adolescents with type 1 diabetes (n = 66 non-Hispanic white n = 29 non-Hispanic black) was used. Using 24-hour Holter recordings, spectral and time domain measures of HRV were obtained. Cardiorespiratory fitness using a graded exercise test was completed. Descriptive statistics and Pearson correlation coefficients were used to assess associations between glucose control and study outcomes, and general linear models were applied to explore and quantify associations of sex and race with HRV and cardiorespiratory fitness. RESULTS Body mass index (mean [standard deviation]) was similar between non-Hispanic black (23.5 [3.9]) and non-Hispanic white (22.7 [3.8]) adolescents. Females and non-Hispanic black adolescents had significantly lower HRV and cardiorespiratory fitness levels. Moderate associations were found between lower HRV and poorer glycemic control (HbA1c). Recent HbA1c was significantly higher in non-Hispanic black (9.7 [1.8]) than non-Hispanic white (8.2 [1.2]). CONCLUSION Findings support the importance of early identification of CV health risks in adolescents with type 1 diabetes, particularly for non-Hispanic black adolescents. Interventions focused on overall improvement in glycemic control for adolescents with type 1 diabetes are a priority for minimizing future CV complications.
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Affiliation(s)
| | - Laurie Quinn
- Department of Biobehavioral Health Science, College of Nursing, University of Illinois at Chicago
| | - Cynthia Fritschi
- Department of Biobehavioral Health Science, College of Nursing, University of Illinois at Chicago
| | - Natalie Tripp
- Department of Population Health Sciences, School of Public Health, Georgia State Univesity
| | - Matthew J. Hayat
- Department of Population Health Sciences, School of Public Health, Georgia State Univesity
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16
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Meina M, Ratajczak E, Sadowska M, Rykaczewski K, Dreszer J, Bałaj B, Biedugnis S, Węgrzyński W, Krasuski A. Heart Rate Variability and Accelerometry as Classification Tools for Monitoring Perceived Stress Levels-A Pilot Study on Firefighters. SENSORS (BASEL, SWITZERLAND) 2020; 20:E2834. [PMID: 32429383 PMCID: PMC7285091 DOI: 10.3390/s20102834] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 04/08/2020] [Revised: 05/03/2020] [Accepted: 05/09/2020] [Indexed: 12/18/2022]
Abstract
Chronic stress is the main cause of health problems in high-risk jobs. Wearable sensors can become an ecologically valid method of stress level assessment in real-life applications. We sought to determine a non-invasive technique for objective stress monitoring. Data were collected from firefighters during 24-h shifts using sensor belts equipped with a dry-lead electrocardiograph (ECG) and a three-axial accelerometer. Levels of stress experienced during fire incidents were evaluated via a brief self-assessment questionnaire. Types of physical activity were distinguished basing on accelerometer readings, and heart rate variability (HRV) time series were segmented accordingly into corresponding fragments. Those segments were classified as stress/no-stress conditions. Receiver Operating Characteristic (ROC) analysis showed true positive classification as stress condition for 15% of incidents (while maintaining almost zero False Positive Rate), which parallels the amount of truly stressful incidents reported in the questionnaires. These results show a firm correspondence between the perceived stress level and physiological data. Psychophysiological measurements are reliable indicators of stress even in ecological settings and appear promising for chronic stress monitoring in high-risk jobs, such as firefighting.
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Affiliation(s)
- Michał Meina
- Faculty of Physics, Astronomy and Informatics, Department of Applied Informatics, Nicolaus Copernicus University in Toruń, Grudziądzka 5, 87-100 Torun, Poland;
| | - Ewa Ratajczak
- Faculty of Physics, Astronomy and Informatics, Department of Applied Informatics, Nicolaus Copernicus University in Toruń, Grudziądzka 5, 87-100 Torun, Poland;
- Faculty of Philosophy and Social Sciences, Institute of Psychology, Nicolaus Copernicus University in Toruń, Podmurna 74, 87-100 Torun, Poland; (M.S.); (J.D.); (B.B.)
- Centre for Modern Interdisciplinary Technologies, Nicolaus Copernicus University in Toruń, Wileńska 4, 87-100 Torun, Poland;
| | - Maria Sadowska
- Faculty of Philosophy and Social Sciences, Institute of Psychology, Nicolaus Copernicus University in Toruń, Podmurna 74, 87-100 Torun, Poland; (M.S.); (J.D.); (B.B.)
| | - Krzysztof Rykaczewski
- Centre for Modern Interdisciplinary Technologies, Nicolaus Copernicus University in Toruń, Wileńska 4, 87-100 Torun, Poland;
| | - Joanna Dreszer
- Faculty of Philosophy and Social Sciences, Institute of Psychology, Nicolaus Copernicus University in Toruń, Podmurna 74, 87-100 Torun, Poland; (M.S.); (J.D.); (B.B.)
| | - Bibianna Bałaj
- Faculty of Philosophy and Social Sciences, Institute of Psychology, Nicolaus Copernicus University in Toruń, Podmurna 74, 87-100 Torun, Poland; (M.S.); (J.D.); (B.B.)
| | - Stanisław Biedugnis
- Institute of Safety Engineering, The Main School of Fire Service, Słowackiego 52/54, 01-629 Warsaw, Poland;
| | - Wojciech Węgrzyński
- Fire Research Department, Building Research Institute (ITB), 00-611 Warsaw, Poland;
| | - Adam Krasuski
- Institute of Safety Engineering, The Main School of Fire Service, Słowackiego 52/54, 01-629 Warsaw, Poland;
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17
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Kvadsheim E, Fasmer OB, Osnes B, Koenig J, Adolfsdottir S, Eichele H, Plessen KJ, Sørensen L. Lower Cardiac Vagal Activity Predicts Self-Reported Difficulties With Emotion Regulation in Adolescents With ADHD. Front Psychiatry 2020; 11:244. [PMID: 32362841 PMCID: PMC7181562 DOI: 10.3389/fpsyt.2020.00244] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/06/2018] [Accepted: 03/12/2020] [Indexed: 11/13/2022] Open
Abstract
OBJECTIVE To investigate the relation between cardiac vagal activity (CVA), a measure of autonomic nervous system (ANS) flexibility, and self-reported emotion regulation (ER) difficulties in adolescents with attention-deficit/hyperactivity disorder (ADHD) and controls. METHODS The sample comprised 11-17-year-old adolescents with ADHD (n=34) and controls (n = 33). Multiple linear regression analyses investigated the relation between CVA, as indexed by high frequency heart rate variability (HF-HRV), and ER difficulties as assessed by the Difficulties in Emotion Regulation Scale (DERS). Supplemental analyses were performed in ADHD and control groups separately. Analyses assessed effects of body mass index (BMI), physical activity levels, and HF peak as a surrogate of respiration on CVA. RESULTS Lower CVA was associated with ER difficulties, and specifically with limited access to effective ER strategies. When investigating the relation between CVA and ER in the ADHD and control groups separately, there was a tendency of lower CVA predicting limited access to effective ER strategies in the ADHD group, and not in the control group. CONCLUSION The results suggest that lower CVA, i.e., reduced ANS flexibility, in adolescents with ADHD and controls is associated with self-reported ER difficulties, and specifically with limited access to effective ER strategies. There was a tendency for lower CVA to predict limited ER strategies only in the adolescents with ADHD and not controls.
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Affiliation(s)
- Elisabet Kvadsheim
- Department of Biological and Medical Psychology, University of Bergen, Bergen, Norway
| | - Ole Bernt Fasmer
- Department of Clinical Medicine, University of Bergen, Bergen, Norway
| | - Berge Osnes
- Department of Biological and Medical Psychology, University of Bergen, Bergen, Norway
| | - Julian Koenig
- Section for Experimental Child and Adolescent Psychiatry, Department of Child and Adolescent Psychiatry, Centre for Psychosocial Medicine, University of Heidelberg, Heidelberg, Germany.,University Hospital of Child and Adolescent Psychiatry and Psychotherapy, University of Bern, Bern, Switzerland
| | - Steinunn Adolfsdottir
- Department of Biological and Medical Psychology, University of Bergen, Bergen, Norway.,Department of Visual Impairments, Statped West - National Service for Special Needs Education, Bergen, Norway
| | - Heike Eichele
- Department of Biological and Medical Psychology, University of Bergen, Bergen, Norway
| | - Kerstin Jessica Plessen
- Child and Adolescent Mental Health Center, Capital Region Psychiatry, Copenhagen, Denmark.,Department of Clinical Medicine, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark
| | - Lin Sørensen
- Department of Biological and Medical Psychology, University of Bergen, Bergen, Norway
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18
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Associations of physical activity, sedentary time, and cardiorespiratory fitness with heart rate variability in 6- to 9-year-old children: the PANIC study. Eur J Appl Physiol 2019; 119:2487-2498. [PMID: 31535217 PMCID: PMC6858383 DOI: 10.1007/s00421-019-04231-5] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/12/2019] [Accepted: 09/10/2019] [Indexed: 12/16/2022]
Abstract
Purpose To study the associations of physical activity (PA), sedentary time (ST), and cardiorespiratory fitness (CRF) with heart rate variability (HRV) in children. Methods The participants were a population sample of 377 children aged 6–9 years (49% boys). ST, light PA (LPA), moderate PA (MPA), vigorous PA (VPA), and moderate-to-vigorous PA (MVPA), and PA energy expenditure (PAEE) were assessed using a combined heart rate and movement sensor, maximal power output per kilograms of lean body mass as a measure of CRF by maximal cycle ergometer exercise test, and HRV variables (SDNN, RMSSD, LF, and HF) using 5 min resting electrocardiography. Data were analysed by linear regression adjusted for years from peak height velocity. Results In boys, ST was inversely associated (β = − 0.185 to − 0.146, p ≤ 0.049) and MVPA, VPA, PAEE, and CRF were directly associated (β = 0.147 to 0.320, p ≤ 0.048) with HRV variables. CRF was directly associated with all HRV variables and PAEE was directly associated with RMSSD after mutual adjustment for ST, PAEE, and CRF (β = 0.169 to 0.270, p ≤ 0.046). In girls, ST was inversely associated (β = − 0.382 to − 0.294, p < 0.001) and LPA, MPA, VPA, MVPA, and PAEE were directly associated with HRV variables (β = 0.144 to 0.348, p ≤ 0.049). After mutual adjustment for ST, PAEE, and CRF, only the inverse associations of ST with HRV variables remained statistically significant. Conclusions Higher ST and lower PA and CRF were associated with poorer cardiac autonomic nervous system function in children. Lower CRF in boys and higher ST in girls were the strongest correlates of poorer cardiac autonomic function. Electronic supplementary material The online version of this article (10.1007/s00421-019-04231-5) contains supplementary material, which is available to authorized users.
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19
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Physical activity is associated with cardiac autonomic function in adolescent men. PLoS One 2019; 14:e0222121. [PMID: 31491028 PMCID: PMC6730886 DOI: 10.1371/journal.pone.0222121] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/09/2019] [Accepted: 08/21/2019] [Indexed: 11/19/2022] Open
Abstract
Introduction Moderate to vigorous physical activity (MVPA) has been shown to be associated with autonomic regulation of the heart measured with heart rate variability (HRV). Only a limited amount of studies have examined this relationship among adolescents, and the effects of increasing PA on HRV is not well established. The aim of this study was to investigate how overall self-reported PA associates with HRV in a large population of adolescent men. Methods The study was part of the Finnish MOPO study consisting of 3629 young men (mean age 18, SD 1 years) enrolled for military call-ups in 2009–2013. Overall PA, including both the intensity and frequency of habitual exercise, was assessed by a questionnaire and the respondents categorized into four groups of PA (low, moderate, high and top). Short-term HRV, physical performance and body composition were measured. Results HRV, as indicated by mean ln rMSSD, increased according the PA categories as follows: low (3.65 ms (SD 0.7), p<0.001 vs. other groups), moderate (3.78 ms (0.6) p<0.001), high (3.85 ms (0.6) p<0.001) and top activity (3.93 ms (0.6) p<0.001) According to the multivariable linear regression analysis, a significant positive relationship (β = 0.129, p<0.05) was observed between self-reported PA and ln rMSSD independent of body mass index, waist circumference and fat percentage. Conclusions Physical activity was positively associated with cardiac autonomic regulation, in adolescent men. A linear increase in HRV according to PA was observed, suggesting that even slight increments in PA might be beneficial for cardiac autonomic regulation The results emphasize the importance of physical activity in improving cardiac health in young people.
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20
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Aladro-Gonzalvo AR, Araya-Vargas GA, Solera-Herrera A, Moncada-Jiménez J, Machado-Díaz M. Exercise protects cardiovascular recovery from stress in a sample of black ethnicity adolescents. GAZZETTA MEDICA ITALIANA ARCHIVIO PER LE SCIENZE MEDICHE 2019. [DOI: 10.23736/s0393-3660.18.03889-5] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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21
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Plaza-Florido A, Migueles JH, Mora-Gonzalez J, Molina-Garcia P, Rodriguez-Ayllon M, Cadenas-Sanchez C, Esteban-Cornejo I, Solis-Urra P, de Teresa C, Gutiérrez Á, Michels N, Sacha J, Ortega FB. Heart Rate Is a Better Predictor of Cardiorespiratory Fitness Than Heart Rate Variability in Overweight/Obese Children: The ActiveBrains Project. Front Physiol 2019; 10:510. [PMID: 31133870 PMCID: PMC6514130 DOI: 10.3389/fphys.2019.00510] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2018] [Accepted: 04/11/2019] [Indexed: 01/01/2023] Open
Abstract
Cardiac autonomic function can be quantified through mean heart rate (HR) or heart rate variability (HRV). Numerous studies have supported the utility of different HRV parameters as indicators of cardiorespiratory fitness (CRF). However, HR has recently shown to be a stronger predictor of CRF than HRV in healthy young adults, yet these findings need to be replicated, in other age groups such as children. Therefore, this study aimed: (1) to study the associations between indicators of cardiac autonomic function (HR, standard and corrected HRV parameters) and CRF in overweight/obese children; and (2) to test which of the two indicators (i.e., HR or HRV) is a stronger predictor of CRF. This study used cross-sectional baseline data of 107 overweight/obese children (10.03 ± 1.13 years, 58% boys) from the ActiveBrains project. Cardiac autonomic indicators were measured with Polar RS800CX®. CRF was assessed using a gas analyzer while performing a maximal incremental treadmill test. Correlations and stepwise linear regressions were performed. Mean HR and standard HRV parameters (i.e., pNN50, RMSSD, and SDNN) were associated with CRF (r coefficients ranging from -0.333 to 0.268; all p ≤ 0.05). The association of HR with CRF persisted after adjusting for sex, peak height velocity (PHV), adiposity moderate-to-vigorous physical activity, energy intake and circadian-related variable intradaily variability of activity patterns whilst for HRV parameters (i.e., pNN50, RMSSD, and SDNN) disappeared. Stepwise linear regression models entering HR and all HRV parameters showed that mean HR was the strongest predictor of CRF (β = -0.333, R 2 = 0.111, p < 0.001). Standard and corrected HRV parameters did not provide additional value to the coefficient of determination (all p > 0.05). Our findings suggest that HR is the strongest indicator of CRF. It seems that quantification of HRV parameters in time and frequency domain do not add relevant clinical information about the cardiovascular health status (as measured by CRF) in overweight/obese children beyond the information already provided by the simple measure of HR.
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Affiliation(s)
- Abel Plaza-Florido
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
| | - Jairo H. Migueles
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
| | - Jose Mora-Gonzalez
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
| | - Pablo Molina-Garcia
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
- Department of Rehabilitation Sciences, KU Leuven – University of Leuven, Leuven, Belgium
| | - Maria Rodriguez-Ayllon
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
| | - Cristina Cadenas-Sanchez
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
| | - Irene Esteban-Cornejo
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
- Center for Cognitive and Brain Health, Department of Psychology, Northeastern University, Boston, MA, United States
| | - Patricio Solis-Urra
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
- IRyS Group, School of Physical Education, Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile
| | - Carlos de Teresa
- Andalusian Centre of Sport Medicine (CAMD), Junta de Andalucía, Granada, Spain
| | - Ángel Gutiérrez
- Department of Medical Physiology, School of Medicine, University of Granada, Granada, Spain
| | - Nathalie Michels
- Department of Public Health, Faculty of Medicine and Health Sciences, Ghent University, Ghent, Belgium
| | - Jerzy Sacha
- Faculty of Physical Education and Physiotherapy, Opole University of Technology, Opole, Poland
- Department of Cardiology, University Hospital in Opole, University of Opole, Opole, Poland
| | - Francisco B. Ortega
- PROFITH “PROmoting FITness and Health Through Physical Activity” Research Group, Department of Physical and Sports Education, Faculty of Sport Sciences, University of Granada, Granada, Spain
- Department of Biosciences and Nutrition, Karolinska Institutet, Huddinge, Sweden
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22
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Phoemsapthawee J, Prasertsri P, Leelayuwat N. Heart rate variability responses to a combined exercise training program: correlation with adiposity and cardiorespiratory fitness changes in obese young men. J Exerc Rehabil 2019; 15:114-122. [PMID: 30899746 PMCID: PMC6416511 DOI: 10.12965/jer.1836486.243] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/05/2018] [Accepted: 12/19/2018] [Indexed: 01/09/2023] Open
Abstract
Although the influence of adiposity indices and cardiorespiratory fitness (CRF) on heart rate variability (HRV) has been demonstrated extensively, the causal link between the changes in adiposity as well as in CRF and the alterations in cardiac autonomic function is unclear. Thus, this study aimed to assess the correlation between the changes in adiposity and CRF and the alterations in HRV after 12-week exercise training. Twenty obese sedentary men aged 20.5±1.2 years were randomly assigned into 2 groups (n=10 each): the control (CG) and the exercise group (EG). The EG trained 60 min of combined aerobic, anaerobic and strengthening exercise, 4 sessions/wk for 12 weeks, whilst the CG remained relatively inactive. Measurements of resting HRV, body composition, and peak oxygen consumption (VO2peak) were obtained at baseline and after the 12-week training program. Compared with CG, the exercise training significantly reduced adiposity indices and improved vagal-related HRV variables and VO2peak. Significant correlations were observed between changes in HRV variables and adiposity indices and VO2peak changes. Stepwise regression analysis revealed that changes in a Poincaré plot index (SD1/SD2 ratio) predicted 32.4% of the variance in the relative VO2peak changes. These findings suggest that obese sedentary young men achieved significant improvements in vagal activity, adiposity indices and aerobic fitness after the exercise training. The higher reduction in fat mass, especially central obesity, the greater alteration of vagal modulation. Moreover, the alteration in resting HRV is a possible predictor for adaptations to exercise training in obese sedentary young men.
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Affiliation(s)
- Jatuporn Phoemsapthawee
- Department of Sports Science and Health, Faculty of Sports Science, Kasetsart University, Nakhon Pathom, Thailand
| | | | - Naruemon Leelayuwat
- Department of Physiology, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand.,Exercise and Sport Sciences Development and Research Group, Khon Kaen University, Khon Kaen, Thailand
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van Biljon A, McKune AJ, DuBose KD, Kolanisi U, Semple SJ. Do Short-Term Exercise Interventions Improve Cardiometabolic Risk Factors in Children? J Pediatr 2018; 203:325-329. [PMID: 30172428 DOI: 10.1016/j.jpeds.2018.07.067] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/20/2018] [Revised: 07/09/2018] [Accepted: 07/16/2018] [Indexed: 01/03/2023]
Abstract
OBJECTIVES To explore the impact of short-term exercise of varying intensity on traditional risk factors for cardiometabolic disease. STUDY DESIGN A total of 109 children (mean age, 11.1 ± 0.8 years) were conveniently assigned to 5 weeks of moderate-intensity continuous training (MICT; n = 29) set at 65%-70% of maximum heart rate, high-intensity interval training (HIIT; n = 29; >80% maximum heart rate), combined training (HIIT + MICT; n = 27), or no training (control; n = 24). Two-way ANOVA (group × time) was used to evaluate the effects of training on all cardiometabolic disease risk factors. Effect sizes were calculated to assess the magnitude of difference. RESULTS MICT, HIIT, and HIIT + MICT were associated with significantly improved resting heart rate (effect size, -0.4, -1.1, and -1.1, respectively; P < .0001), fasting glucose (effect size, -0.6, -0.9, and -0.1, respectively; P = .0004), peak oxygen consumption (effect size, 0.5, 0.9, and 0.5, respectively; P < .0001), and c-reactive protein (effect size, -0.2, -1.0, and -0.5, respectively; P = .0016). HIIT + MICT was significantly associated with reduced waist circumference (-5.4%; P < .0001) and waist-to-hip ratio (-2.5%; P < .0002) compared with MICT (7.0% and 6.3%, respectively) and HIIT (-0.5% and -1.3%, respectively). CONCLUSION Short-term HIIT and MICT interventions are useful for improving cardiometabolic health in children. HIIT + MICT may provide superior reductions in central obesity indicators.
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Affiliation(s)
- Anneke van Biljon
- Department of Biokinetics and Sports Science, University of Zululand, Richards Bay, South Africa.
| | - Andrew J McKune
- Discipline of Biokinetics, Exercise and Leisure Sciences, School of Health Sciences, University of KwaZulu-Natal, KwaZulu-Natal, South Africa; Discipline of Sport and Exercise Science, University of Canberra Research Institute for Sport and Exercise, Faculty of Health, University of Canberra, Canberra, Australia
| | - Katrina D DuBose
- Department of Kinesiology, East Carolina University, Greenville, NC; East Carolina Diabetes and Obesity Institute, East Carolina University, Greenville, NC
| | - Unathi Kolanisi
- Department of Consumer Science, University of Zululand, Richards Bay, South Africa
| | - Stuart J Semple
- Discipline of Sport and Exercise Science, University of Canberra Research Institute for Sport and Exercise, Faculty of Health, University of Canberra, Canberra, Australia
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Paniccia M, Verweel L, Thomas SG, Taha T, Keightley M, Wilson KE, Reed N. Heart rate variability following youth concussion: how do autonomic regulation and concussion symptoms differ over time postinjury? BMJ Open Sport Exerc Med 2018; 4:e000355. [PMID: 30305921 PMCID: PMC6173244 DOI: 10.1136/bmjsem-2018-000355] [Citation(s) in RCA: 30] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2018] [Revised: 07/18/2018] [Accepted: 09/03/2018] [Indexed: 11/04/2022] Open
Abstract
OBJECTIVES Following youth concussion, objective physiological indicators are needed to corroborate changes in subjective clinical measures. The objectives of the current study were to: (1) explore the effect of concussion on heart rate variability (HRV) across days postinjury in youth athletes aged 13-18 years old, compared with healthy age-matched and sex-matched controls and (2) examine the relationship between postconcussion symptom domains (physical, cognitive, fatigue and emotional) and HRV. METHODS Prospective, longitudinal, case-control study (N=44). This study comprised 29 concussed athletes between the ages of 13 and 18 years old (21 females, 8 males) and 15 age-matched and sex-matched controls). All participants completed baseline testing, which included demographic information (age, sex, concussion history), self-reported concussion symptoms (Post-Concussion Symptom Inventory [PCSI]) and a 24-hour heart rate recording via the Polar RS800CX system. The PCSI and HRV were collected weekly while the participant was symptomatic and then 1, 3 and 6 months following symptom resolution. HRV variables included time and frequency domain measures. Data visualisations and mixed effects modelling were used to derive parsimonious models. RESULTS HRV increased across days postinjury. Concussion symptom domains (physical, cognitive, fatigue and emotional) all had a significant main effect on HRV; concussed participants who reported more symptoms had higher HRV compared with those who reported fewer symptoms. Visualisations of HRV depict the recovery trajectory as non-linear across time. No significant differences on HRV measures were found between concussed and control participants. CONCLUSION These preliminary findings provide the foundation to understand the varied trajectory and relationship between objective physiological measures and subjective symptom reporting.
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Affiliation(s)
- Melissa Paniccia
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, Ontario, Canada
| | - Lee Verweel
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, Ontario, Canada
| | - Scott G Thomas
- Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, Ontario, Canada
| | - Tim Taha
- Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, Ontario, Canada
| | - Michelle Keightley
- Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital Toronto, Toronto, Ontario, Canada
- Rehabilitation Sciences Institute, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
- Department of Occupational Science and Occupational Therapy, University of Toronto, Toronto, Ontario, Canada
| | - Katherine E Wilson
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, Ontario, Canada
| | - Nick Reed
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, Ontario, Canada
- Rehabilitation Sciences Institute, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
- Department of Occupational Science and Occupational Therapy, University of Toronto, Toronto, Ontario, Canada
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Paniccia M, Taha T, Keightley M, Thomas S, Verweel L, Murphy J, Wilson K, Reed N. Autonomic Function Following Concussion in Youth Athletes: An Exploration of Heart Rate Variability Using 24-hour Recording Methodology. J Vis Exp 2018:58203. [PMID: 30295657 PMCID: PMC6235273 DOI: 10.3791/58203] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/03/2022] Open
Abstract
Participation in organized sports makes a significant contribution to youth development, but places youth at a higher risk for sustaining a concussion. To date, return-to-activity decision-making has been anchored in the monitoring of self-reported concussion symptoms and neurocognitive testing. However, multi-modal assessments that corroborate objective physiological measures with traditional subjective symptom reporting are needed and can be valuable. Heart rate variability (HRV) is a non-invasive physiological indicator of the autonomic nervous system, capturing the reciprocal interplay between the sympathetic and parasympathetic nervous systems. There is a dearth of literature exploring the effect of concussion on HRV in youth athletes, and developmental differences preclude the application of adult findings to a pediatric population. Further, the current state of HRV methodology has primarily included short-term (5-15 min) recordings, by using resting state or short-term physical exertion testing to elucidate changes following concussion. The novelty in utilizing a 24 h recording methodology is that it has the potential to capture natural variation in autonomic function, directly related to the activities a youth athlete performs on a regular basis. Within a prospective, longitudinal research setting, this novel approach to quantifying autonomic function can provide important information regarding the recovery trajectory, alongside traditional self-report symptom measures. Our objectives regarding a 24 h recording methodology were to (1) evaluate the physiological effects of a concussion in youth athletes, and (2) describe the trajectory of physiological change, while considering the resolution of self-reported post-concussion symptoms. To achieve these objectives, non-invasive sensor technology was implemented. The raw beat-to-beat time intervals captured can be transformed to derive time domain and frequency domain measures, which reflect an individual's ability to adapt and be flexible to their ever-changing environment. By using non-invasive heart rate technology, autonomic function can be quantified outside of a traditional controlled research setting.
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Affiliation(s)
- Melissa Paniccia
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital;
| | - Tim Taha
- Faculty of Kinesiology and Physical Education, University of Toronto
| | - Michelle Keightley
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital; Rehabilitation Sciences Institute, Faculty of Medicine, University of Toronto
| | - Scott Thomas
- Faculty of Kinesiology and Physical Education, University of Toronto
| | - Lee Verweel
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital
| | - James Murphy
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital
| | - Katherine Wilson
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital
| | - Nick Reed
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital; Rehabilitation Sciences Institute, Faculty of Medicine, University of Toronto; Department of Occupational Science and Occupational Therapy, Faculty of Medicine, University of Toronto
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Autonomic cardiac function, body composition and cardiorespiratory fitness changes in adolescents after a multidisciplinary obesity treatment program: a feasibility study. SPORT SCIENCES FOR HEALTH 2018. [DOI: 10.1007/s11332-017-0396-z] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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Paniccia M, Verweel L, Thomas S, Taha T, Keightley M, Wilson KE, Reed N. Heart Rate Variability in Healthy Non-Concussed Youth Athletes: Exploring the Effect of Age, Sex, and Concussion-Like Symptoms. Front Neurol 2018; 8:753. [PMID: 29403426 PMCID: PMC5778119 DOI: 10.3389/fneur.2017.00753] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/06/2017] [Accepted: 12/28/2017] [Indexed: 01/06/2023] Open
Abstract
BACKGROUND Heart rate variability (HRV) is a non-invasive neurophysiological measure of autonomic nervous system regulation emerging in concussion research. To date, most concussion studies have focused on the university-aged athlete with no research examining healthy active youths. Corroborating changes in HRV alongside traditional subjective self-report measures (concussion symptoms) in the non-concussed state provides a foundation for interpreting change following concussion. The objectives were to (1) explore the influence of age and sex on HRV and (2) examine the relationship between HRV and baseline/pre-injury concussion symptom domains (physical, cognitive, emotional, and fatigue) in healthy youth athletes. METHOD Healthy, youth athletes 13-18 years of age [N = 294, female = 166 (56.5%), male = 128 (43.5%)] participated in this cross-sectional study. Age, sex, and concussion-like symptoms were collected as part of a baseline/pre-injury assessment. The Post-Concussion Symptom Inventory-SR13 (PCSI-SR13) was used to collect domain scores for physical, cognitive, emotional, and fatigue symptoms. HRV was collected for 24 h. HRV measures included time (SDNN, RMSSD, and pNN50) and frequency (HF, HFnu, LF, LFnu, and total power) domain HRV measures. Variables were logarithmically transformed to increase robustness of linear regression models. RESULTS Older youth participants displayed significantly higher HRV compared to younger participants (p < 0.05). Females displayed significantly lower HRV compared to males (p < 0.05). A significant interaction effect between concussion-like symptoms and HRV indicated differential patterns as a function of sex (p < 0.05). Youth athletes who reported more cognitive symptoms had lower HRV (p < 0.05). CONCLUSION HRV was found to have a significant relationship with a traditional clinical measure (subjective self-report of concussion-like symptoms) utilized in concussion assessment and management. Baseline/pre-concussion trends in HRV were significantly associated with age and sex, highlighting the value in understanding key demographic factors within the context of concussion-like symptoms.
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Affiliation(s)
- Melissa Paniccia
- Rehabilitation Sciences Institute, University of Toronto, Toronto, ON, Canada
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, ON, Canada
| | - Lee Verweel
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, ON, Canada
| | - Scott Thomas
- Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, ON, Canada
- Faculty of Medicine, Rehabilitation Sciences Institute, University of Toronto, Toronto, ON, Canada
| | - Tim Taha
- Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, ON, Canada
| | - Michelle Keightley
- Faculty of Medicine, Rehabilitation Sciences Institute, University of Toronto, Toronto, ON, Canada
- Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, ON, Canada
- Department of Occupational Science and Occupational Therapy, University of Toronto, Toronto, ON, Canada
| | - Katherine E. Wilson
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, ON, Canada
| | - Nick Reed
- Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, ON, Canada
- Faculty of Medicine, Rehabilitation Sciences Institute, University of Toronto, Toronto, ON, Canada
- Department of Occupational Science and Occupational Therapy, University of Toronto, Toronto, ON, Canada
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28
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Kiviniemi AM, Perkiömäki N, Auvinen J, Niemelä M, Tammelin T, Puukka K, Ruokonen A, Keinänen-Kiukaanniemi S, Tulppo MP, Järvelin MR, Jämsä T, Huikuri HV, Korpelainen R. Fitness, Fatness, Physical Activity, and Autonomic Function in Midlife. Med Sci Sports Exerc 2018; 49:2459-2468. [PMID: 29135784 DOI: 10.1249/mss.0000000000001387] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
PURPOSE Although low cardiorespiratory fitness (CRF), physical inactivity, and obesity are associated with impaired autonomic function, they are also extensively interrelated. The present study aimed to assess the extent to which they contribute to autonomic function independently of each other. METHODS At the age of 46 yr, 1383 men and 1761 women without cardiorespiratory diseases and diabetes underwent assessments of vagally mediated heart rate (HR) variability (root mean square of successive differences in R-R interval (rMMSD)), peak HR during a submaximal step test (CRF), and 60-s HR recovery (HRR). Moderate-to-vigorous physical activity (MVPA; ≥3.5 METs, 2 wk) was measured by wrist-worn accelerometer and body fat percentage (Fat%) by bioimpedance. RESULTS In men, CRF and Fat% were significantly associated with higher rMSSD (standardized β = 0.31 and -0.16) and HRR (β = 0.19 and -0.18), whereas higher MVPA was linked with higher HRR (β = 0.13) when including CRF, MVPA, and Fat% in the initial regression. After adjustments for other lifestyle and cardiometabolic factors, CRF remained significantly associated with rMMSD (β = 0.24) and HRR (β = 0.14), as did MVPA with HRR (β = 0.11). In women, CRF was associated with rMSSD (β = 0.23) and HRR (β = 0.15), and MVPA (β = 0.17) and Fat% (β = -0.07) with HRR, when CRF, MVPA, and Fat% were adjusted for each other. After further adjustments, CRF remained a significant determinant of rMSSD (β = 0.20) and HRR (β = 0.13), as did MVPA with HRR (β = 0.15). The final models explained 23% and 21% of variation in rMSSD and HRR in men, and 10% and 12% in women, respectively. CONCLUSIONS CRF was a more important determinant of cardiac autonomic function than MVPA and body fat. Furthermore, MVPA but not body fat was independently associated with cardiac autonomic function in both men and women.
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Affiliation(s)
- Antti M Kiviniemi
- 1Research Unit of Internal Medicine, University of Oulu, Oulu, FINLAND; 2Medical Research Center Oulu, Oulu University Hospital and University of Oulu, Oulu, FINLAND; 3Center for Life Course Health Research, University of Oulu, Oulu, FINLAND; 4Unit of Primary Care, University of Oulu, Oulu, FINLAND; 5Research Unit of Medical Imaging, Physics and Technology, University of Oulu, Oulu, FINLAND; 6LIKES Research Centre for Physical Activity and Health, Jyväskylä, FINLAND; 7NordLab Oulu, Medical Research Center Oulu, Oulu University Hospital and Department of Clinical Chemistry, University of Oulu, Oulu, FINLAND; 8Department of Epidemiology and Biostatistics, MRC-PHE Centre for Environment and Health, School of Public Health, Imperial College London, London, UNITED KINGDOM; 9Biocenter Oulu, University of Oulu, Oulu, FINLAND; 10Diagnostic Imaging, Oulu University Hospital, Oulu, FINLAND; and 11Department of Sports and Exercise Medicine, Oulu Deaconess Institute, Oulu, FINLAND
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Suligowska K, Czarniak P, Krawczyk M, Szcześniak P, Król E, Kusiak A, Sabiniewicz R, Wierzba T, Utracka A, Urban M, Wytrykowska A, Pakalska A, Drewek K, Giczewska A, Popowski P, Wrotkowska M, Marczulin J, Bochniak M, Zdrojewski T. An assessment of health status and health behaviours in adolescents: main points and methods of the SOPKARD-Junior programme. Arch Med Sci 2018; 14:38-51. [PMID: 29379531 PMCID: PMC5778424 DOI: 10.5114/aoms.2016.63742] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/12/2016] [Accepted: 10/16/2016] [Indexed: 11/17/2022] Open
Abstract
INTRODUCTION The study involved preparing and implementation a model of complex screening programme for adolescents and comparison of anthropometric examinations between the population of the SOPKARD-Junior programme and representative sample of Polish children in the same age. MATERIAL AND METHODS The screening programme in 14-15 year old pupils (n = 282) included: anthropometric, blood pressure, echocardiographic, electrocardiographic, carotid arteries, kidney and thyroid ultrasound examinations, as well as respiratory, dental and masticatory system, orthopaedic, psychological and psychiatric assessment. Blood and urine tests were also performed. The results of anthropometric examinations from the SOPKARD-Junior and OLAF programmes were used for comparative analysis. RESULTS Statistically significant (p < 0.001) differences between young people from Sopot and their peers in the general Polish population were found in height (+3.61 cm for boys), body mass (+5.19 kg for boys and +3.99 kg for girls), body mass index (+0.99 kg/m2 for boys and +1.33 kg/m2 for girls), waist circumference (+4.52 cm for boys and +4.52 cm for girls) and hip circumference (+2.51 cm for boys). The highest attendance rate was achieved for examinations performed in school (e.g. anthropometric and blood pressure measurements - n = 268; 95%) and the lowest for the echocardiograpy performed in local hospital (n = 133; 47%). The mean score of the programme quality (scale 1-6) assessed by children was 4.63. CONCLUSIONS The SOPKARD-Junior programme represents an attempt to develop a model of screening assessments for teenagers in Poland. Preliminary results of the SOPKARD-Junior programme indicate small differences in the biological development of Sopot youth in comparison with their peers from Polish population of the OLAF programme. The high attendance rate on research conducted at the school indicate that proposed health examinations in adolescents are acceptable and feasible.
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Affiliation(s)
- Klaudia Suligowska
- Department of Preventive Medicine and Education, Medical University of Gdansk, Gdansk, Poland
| | - Piotr Czarniak
- Department of Paediatrics, Nephrology and Hypertension, Medical University of Gdansk, Gdansk, Poland
| | - Michał Krawczyk
- Department of Respiratory Medicine, Medical University of Gdansk, Gdansk, Poland
| | - Przemysław Szcześniak
- Department of Paediatrics, Nephrology and Hypertension, Medical University of Gdansk, Gdansk, Poland
| | - Ewa Król
- Department of Nephrology, Transplantation Medicine and Internal Diseases, Medical University of Gdansk, Gdansk, Poland
| | - Aida Kusiak
- Department of Periodontology and Oral Mucosal Diseases, Medical University of Gdansk, Gdansk, Poland
| | - Robert Sabiniewicz
- Department of Paediatric Cardiology and Congenital Heart Disease, Medical University of Gdansk, Gdansk, Poland
| | - Tomasz Wierzba
- Department of Physiology, Medical University of Gdansk, Gdansk, Poland
| | | | - Magdalena Urban
- Department of Dental Techniques and Masticatory System Dysfunctions, Medical University of Gdansk, Gdansk, Poland
| | - Anna Wytrykowska
- Department of Dental Techniques and Masticatory System Dysfunctions, Medical University of Gdansk, Gdansk, Poland
| | - Anna Pakalska
- Mental Health Clinic for Children and Adolescents, Gdansk Medical Centre, Gdansk, Poland
| | - Konrad Drewek
- Department of Trauma and Orthopaedic Surgery, Medical University of Gdansk, Gdansk, Poland
| | - Anna Giczewska
- Department of Biomedical Engineering, Gdansk University of Technology, Gdansk, Poland
| | - Piotr Popowski
- Department of Public Health and Social Medicine, Medical University of Gdansk, Gdansk, Poland
| | - Magdalena Wrotkowska
- Department of Hygiene and Epidemiology, Medical University of Gdansk, Gdansk, Poland
| | - Joanna Marczulin
- Department of Preventive Medicine and Education, Medical University of Gdansk, Gdansk, Poland
| | - Mariusz Bochniak
- Department of Periodontology and Oral Mucosal Diseases, Medical University of Gdansk, Gdansk, Poland
| | - Tomasz Zdrojewski
- Department of Preventive Medicine and Education, Medical University of Gdansk, Gdansk, Poland
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Koenig J, Rash JA, Campbell TS, Thayer JF, Kaess M. A Meta-Analysis on Sex Differences in Resting-State Vagal Activity in Children and Adolescents. Front Physiol 2017; 8:582. [PMID: 28883794 PMCID: PMC5573740 DOI: 10.3389/fphys.2017.00582] [Citation(s) in RCA: 36] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/16/2017] [Accepted: 07/28/2017] [Indexed: 12/17/2022] Open
Abstract
Lower vagal activity is associated with psychopathology independent of age. Research suggests that alterations of vagal activity precede the development of psychopathology. The present review aimed to quantify sex differences in vagal activity in children and adolescents. Studies reporting on sex differences on measures of vagally-mediated heart rate variability derived from short-term recordings under resting conditions in boys and girls were included. Drawing on data from more than 5,000 children and adolescents, we provide evidence that healthy young girls display lower vagal activity and greater mean heart rate compared to boys, a finding that may have implications for risk associated with the development of internalizing psychopathology and somatic ill-health.
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Affiliation(s)
- Julian Koenig
- Section for Translational Psychobiology in Child and Adolescent Psychiatry, Department for Child and Adolescent Psychiatry, Centre of Psychosocial Medicine, University of HeidelbergHeidelberg, Germany
| | - Joshua A Rash
- Department of Psychology, University of CalgaryCalgary, AB, Canada.,Department of Psychology, Memorial University of NewfoundlandSt. John's, NL, Canada
| | - Tavis S Campbell
- Department of Psychology, University of CalgaryCalgary, AB, Canada
| | - Julian F Thayer
- Department of Psychology, The Ohio State UniversityColumbus, OH, United States
| | - Michael Kaess
- Section for Translational Psychobiology in Child and Adolescent Psychiatry, Department for Child and Adolescent Psychiatry, Centre of Psychosocial Medicine, University of HeidelbergHeidelberg, Germany.,University Hospital of Child and Adolescent Psychiatry and Psychotherapy, University of BernBern, Switzerland
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Palmeira AC, Farah BQ, Soares AHG, Cavalcante BR, Christofaro DGD, Barros MVGD, Ritti-Dias RM. ASSOCIAÇÃO ENTRE A ATIVIDADE FÍSICA DE LAZER E DE DESLOCAMENTO COM A VARIABILIDADE DA FREQUÊNCIA CARDÍACA EM ADOLESCENTES DO SEXO MASCULINO. REVISTA PAULISTA DE PEDIATRIA 2017; 35:302-308. [PMID: 28977292 PMCID: PMC5606175 DOI: 10.1590/1984-0462/;2017;35;3;00007] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/29/2016] [Accepted: 11/18/2016] [Indexed: 11/21/2022]
Abstract
Objective: To investigate the association between heart rate variability (HRV) parameters with leisure time and commuting physical activities in adolescent boys. Methods: The sample included 1152 male adolescents aged 14 to 19 years. The variation of consecutive heart beats (RR intervals) was assessed and HRV parameters in time (SDNN, RMSSD, pNN50) and frequency domains (LF/HF) were calculated. Leisure time and commuting physical activities were obtained using a questionnaire. A binary logistic regression was performed between HRV parameters and physical activity. Results: Leisure time physical activity was associated with SDNN, RMSSD, pNN50, while LF/HF was not associated. These associations were stronger when adolescents were also physically active for more than six months. Commuting physical activity was not associated with any HRV parameter. Boys who practiced commuting physical activity and were also physically active for more than six months presented a lower chance of having low SDNN and RMSSD. Conclusions: Leisure time physical activity was associated with better HRV and these associations were enhanced when adolescents were physically active for more than six months. Commuting physical activity was not associated with HRV parameters; however, it became associated with better HRV when adolescents were physically active in commuting for more than six months.
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Turley KR, Rivas JD, Townsend JR, Morton AB. Effects of Caffeine on Heart Rate Variability in Boys. JOURNAL OF CAFFEINE RESEARCH 2017. [DOI: 10.1089/jcr.2016.0028] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Affiliation(s)
- Kenneth R. Turley
- Human Performance Laboratory, Department of Exercise and Sport Sciences, Harding University, Searcy, Arkansas
| | - Joey D. Rivas
- Human Performance Laboratory, Department of Exercise and Sport Sciences, Harding University, Searcy, Arkansas
| | - Jeremy R. Townsend
- Human Performance Laboratory, Department of Exercise and Sport Sciences, Harding University, Searcy, Arkansas
| | - Aaron B. Morton
- Human Performance Laboratory, Department of Exercise and Sport Sciences, Harding University, Searcy, Arkansas
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Oliveira RS, Barker AR, Wilkinson KM, Abbott RA, Williams CA. Is cardiac autonomic function associated with cardiorespiratory fitness and physical activity in children and adolescents? A systematic review of cross-sectional studies. Int J Cardiol 2017; 236:113-122. [PMID: 28238507 DOI: 10.1016/j.ijcard.2017.02.022] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/25/2016] [Revised: 01/11/2017] [Accepted: 02/03/2017] [Indexed: 01/24/2023]
Abstract
BACKGROUND Heart rate variability (HRV) is considered to explain improvements in cardiovascular health accrued by physical activity (PA) and cardiorespiratory fitness (CRF) over and above traditional cardiovascular risk factors. OBJECTIVE To systematically address associations between HRV, PA and CRF in children and adolescents. DATA SOURCES Medline, EMBASE, SportDISCUS and CINAHL Plus were searched on 5th September 2015 and updated on 4th August 2016. ELIGIBILITY CRITERIA Observational studies comparing HRV in different groups of PA and CRF, and/or studies investigating associations between PA, CRF and HRV. Sports practices and PA intensities were also included. The square root of the mean of the sum of the squares of differences between adjacent RR intervals (RMSSD), the spectral density in the high (HF) and low (LF) frequency, and the LF/HF ratio were included. Risk of bias was assessed using the adapted Newcastle-Ottawa Scale (NOS). RESULTS Heterogeneity exists in the assessment of the exposures and outcomes, and sample characteristics. Risk of bias (NOS) was observed in most of the studies. Studies with low risk of bias showed positive associations between moderate-to-vigorous PA and RMSSD. The evidence for the associations between PA and frequency indices is weak. Similarly, the evidence for the association between CRF and HRV is weak. CONCLUSIONS Despite the heterogeneity in the studies, moderate-to-vigorous PA is positively associated with RMSSD, but less clear are the associations between CRF and HRV, as well as other PA intensities. Further research is needed to clarify the role of PA and CRF on HRV in children and adolescents.
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Affiliation(s)
- Ricardo Santos Oliveira
- Children's Health and Exercise Research Centre, Sport and Health Sciences, College of Life and Environmental Sciences, University of Exeter, Exeter, UK
| | - Alan Robert Barker
- Children's Health and Exercise Research Centre, Sport and Health Sciences, College of Life and Environmental Sciences, University of Exeter, Exeter, UK
| | - Kelly Michelle Wilkinson
- Children's Health and Exercise Research Centre, Sport and Health Sciences, College of Life and Environmental Sciences, University of Exeter, Exeter, UK
| | - Rebecca Anne Abbott
- Evidence Synthesis and Modelling for Health Improvement (ESMI), University of Exeter Medical School, University of Exeter, Exeter, UK
| | - Craig Anthony Williams
- Children's Health and Exercise Research Centre, Sport and Health Sciences, College of Life and Environmental Sciences, University of Exeter, Exeter, UK.
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Herzig D, Eser P, Radtke T, Wenger A, Rusterholz T, Wilhelm M, Achermann P, Arhab A, Jenni OG, Kakebeeke TH, Leeger-Aschmann CS, Messerli-Bürgy N, Meyer AH, Munsch S, Puder JJ, Schmutz EA, Stülb K, Zysset AE, Kriemler S. Relation of Heart Rate and its Variability during Sleep with Age, Physical Activity, and Body Composition in Young Children. Front Physiol 2017; 8:109. [PMID: 28286485 PMCID: PMC5323426 DOI: 10.3389/fphys.2017.00109] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/15/2016] [Accepted: 02/09/2017] [Indexed: 11/13/2022] Open
Abstract
Background: Recent studies have claimed a positive effect of physical activity and body composition on vagal tone. In pediatric populations, there is a pronounced decrease in heart rate with age. While this decrease is often interpreted as an age-related increase in vagal tone, there is some evidence that it may be related to a decrease in intrinsic heart rate. This factor has not been taken into account in most previous studies. The aim of the present study was to assess the association between physical activity and/or body composition and heart rate variability (HRV) independently of the decline in heart rate in young children. Methods: Anthropometric measurements were taken in 309 children aged 2–6 years. Ambulatory electrocardiograms were collected over 14–18 h comprising a full night and accelerometry over 7 days. HRV was determined of three different night segments: (1) over 5 min during deep sleep identified automatically based on HRV characteristics; (2) during a 20 min segment starting 15 min after sleep onset; (3) over a 4-h segment between midnight and 4 a.m. Linear models were computed for HRV parameters with anthropometric and physical activity variables adjusted for heart rate and other confounding variables (e.g., age for physical activity models). Results: We found a decline in heart rate with increasing physical activity and decreasing skinfold thickness. HRV parameters decreased with increasing age, height, and weight in HR-adjusted regression models. These relationships were only found in segments of deep sleep detected automatically based on HRV or manually 15 min after sleep onset, but not in the 4-h segment with random sleep phases. Conclusions: Contrary to most previous studies, we found no increase of standard HRV parameters with age, however, when adjusted for heart rate, there was a significant decrease of HRV parameters with increasing age. Without knowing intrinsic heart rate correct interpretation of HRV in growing children is impossible.
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Affiliation(s)
- David Herzig
- Preventive Cardiology and Sports Medicine, University Clinic for Cardiology, Inselspital, Bern University Hospital, University of Bern Bern, Switzerland
| | - Prisca Eser
- Preventive Cardiology and Sports Medicine, University Clinic for Cardiology, Inselspital, Bern University Hospital, University of Bern Bern, Switzerland
| | - Thomas Radtke
- Epidemiology, Biostatistics and Prevention Institute, University of Zurich Zurich, Switzerland
| | - Alina Wenger
- Epidemiology, Biostatistics and Prevention Institute, University of Zurich Zurich, Switzerland
| | - Thomas Rusterholz
- Institute of Pharmacology and Toxicology, University of ZurichZurich, Switzerland; University Hospital of Child and Adolescent Psychiatry and Psychotherapy, University of BernBern, Switzerland
| | - Matthias Wilhelm
- Preventive Cardiology and Sports Medicine, University Clinic for Cardiology, Inselspital, Bern University Hospital, University of Bern Bern, Switzerland
| | - Peter Achermann
- Institute of Pharmacology and Toxicology, University of ZurichZurich, Switzerland; Zurich Center for Integrative Human Physiology, University of ZurichZurich, Switzerland
| | - Amar Arhab
- Endocrinology, Diabetes, and Metabolism Service, Centre Hospitalier Universitaire Vaudois (CHUV) Lausanne, Switzerland
| | - Oskar G Jenni
- Child Development Center, University Children's Hospital ZurichZurich, Switzerland; Children's Research Center, University Children's Hospital ZurichZurich, Switzerland
| | - Tanja H Kakebeeke
- Child Development Center, University Children's Hospital ZurichZurich, Switzerland; Children's Research Center, University Children's Hospital ZurichZurich, Switzerland
| | | | - Nadine Messerli-Bürgy
- Endocrinology, Diabetes, and Metabolism Service, Centre Hospitalier Universitaire Vaudois (CHUV)Lausanne, Switzerland; Department of Clinical Psychology and Psychotherapy, University of FribourgFribourg, Switzerland
| | - Andrea H Meyer
- Department of Psychology, University of Basel Basel, Switzerland
| | - Simone Munsch
- Department of Clinical Psychology and Psychotherapy, University of Fribourg Fribourg, Switzerland
| | - Jardena J Puder
- Endocrinology, Diabetes, and Metabolism Service, Centre Hospitalier Universitaire Vaudois (CHUV)Lausanne, Switzerland; Division of Pediatric Endocrinology, Diabetology and Obesity, Centre Hospitalier Universitaire Vaudois (CHUV)Lausanne, Switzerland
| | - Einat A Schmutz
- Epidemiology, Biostatistics and Prevention Institute, University of Zurich Zurich, Switzerland
| | - Kerstin Stülb
- Department of Clinical Psychology and Psychotherapy, University of Fribourg Fribourg, Switzerland
| | - Annina E Zysset
- Child Development Center, University Children's Hospital Zurich Zurich, Switzerland
| | - Susi Kriemler
- Epidemiology, Biostatistics and Prevention Institute, University of Zurich Zurich, Switzerland
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Poitras VJ, Gray CE, Borghese MM, Carson V, Chaput JP, Janssen I, Katzmarzyk PT, Pate RR, Connor Gorber S, Kho ME, Sampson M, Tremblay MS. Systematic review of the relationships between objectively measured physical activity and health indicators in school-aged children and youth. Appl Physiol Nutr Metab 2017; 41:S197-239. [PMID: 27306431 DOI: 10.1139/apnm-2015-0663] [Citation(s) in RCA: 1079] [Impact Index Per Article: 154.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
Moderate-to-vigorous physical activity (MVPA) is essential for disease prevention and health promotion. Emerging evidence suggests other intensities of physical activity (PA), including light-intensity activity (LPA), may also be important, but there has been no rigorous evaluation of the evidence. The purpose of this systematic review was to examine the relationships between objectively measured PA (total and all intensities) and health indicators in school-aged children and youth. Online databases were searched for peer-reviewed studies that met the a priori inclusion criteria: population (apparently healthy, aged 5-17 years), intervention/exposure/comparator (volumes, durations, frequencies, intensities, and patterns of objectively measured PA), and outcome (body composition, cardiometabolic biomarkers, physical fitness, behavioural conduct/pro-social behaviour, cognition/academic achievement, quality of life/well-being, harms, bone health, motor skill development, psychological distress, self-esteem). Heterogeneity among studies precluded meta-analyses; narrative synthesis was conducted. A total of 162 studies were included (204 171 participants from 31 countries). Overall, total PA was favourably associated with physical, psychological/social, and cognitive health indicators. Relationships were more consistent and robust for higher (e.g., MVPA) versus lower (e.g., LPA) intensity PA. All patterns of activity (sporadic, bouts, continuous) provided benefit. LPA was favourably associated with cardiometabolic biomarkers; data were scarce for other outcomes. These findings continue to support the importance of at least 60 min/day of MVPA for disease prevention and health promotion in children and youth, but also highlight the potential benefits of LPA and total PA. All intensities of PA should be considered in future work aimed at better elucidating the health benefits of PA in children and youth.
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Affiliation(s)
- Veronica Joan Poitras
- a Healthy Active Living and Obesity Research Group, Children's Hospital of Eastern Ontario Research Institute, 401 Smyth Road, Ottawa, ON K1H 8L1, Canada
| | - Casey Ellen Gray
- a Healthy Active Living and Obesity Research Group, Children's Hospital of Eastern Ontario Research Institute, 401 Smyth Road, Ottawa, ON K1H 8L1, Canada
| | - Michael M Borghese
- b School of Kinesiology and Health Studies, Queen's University, Kingston, ON K7L 3N6, Canada
| | - Valerie Carson
- c Faculty of Physical Education and Recreation, University of Alberta, Edmonton, AB T6G 2H9, Canada
| | - Jean-Philippe Chaput
- a Healthy Active Living and Obesity Research Group, Children's Hospital of Eastern Ontario Research Institute, 401 Smyth Road, Ottawa, ON K1H 8L1, Canada
| | - Ian Janssen
- b School of Kinesiology and Health Studies, Queen's University, Kingston, ON K7L 3N6, Canada
| | | | - Russell R Pate
- e Department of Exercise Science, University of South Carolina, Columbia, SC 29208, USA
| | - Sarah Connor Gorber
- f Office of the Task Force on Preventive Health Care, Public Health Agency of Canada, Ottawa, ON K1A 0K9, Canada
| | - Michelle E Kho
- g School of Rehabilitation Science, McMaster University, Hamilton, ON L8S 1C7, Canada
| | - Margaret Sampson
- h Library and Media Services, Children's Hospital of Eastern Ontario, Ottawa, ON K1H 8L1, Canada
| | - Mark S Tremblay
- a Healthy Active Living and Obesity Research Group, Children's Hospital of Eastern Ontario Research Institute, 401 Smyth Road, Ottawa, ON K1H 8L1, Canada
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Shastry N, Mirajkar AM, Moodithaya SS, Halahalli HN. Resting heart rate variability and cardiorespiratory fitness in healthy young adults. INDIAN JOURNAL OF MEDICAL SPECIALITIES 2017. [DOI: 10.1016/j.injms.2016.11.004] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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Correlation between physical activity, aerobic fitness and body fat against autonomic function profile in children. Clin Auton Res 2016; 26:197-203. [PMID: 27052321 DOI: 10.1007/s10286-016-0355-9] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/09/2015] [Accepted: 03/17/2016] [Indexed: 10/22/2022]
Abstract
AIM To evaluate correlations between physical activity, VO2PEAK and body fat versus autonomic function in children. METHODS Children (n = 98) between 10 and 12 years underwent a maximal exercise test (VO2PEAK) and dual-energy X-ray absorptiometry measured body fat. General physical activity, moderate to vigorous physical activity and vigorous physical activity were assessed by accelerometers. Deep breath test with E/I-ratio calculation and a head-up tilt test were performed. The sum of z-scores represented an index score for autonomic function profile and included E/I-ratio plus difference in blood pressure and heart rate between supine and tilted position. Correlation analyses were performed between physical activity parameters, body fat and VO2PEAK versus autonomic function profile. RESULTS No significant correlations were found between autonomic function profile and physical activity or body fat (p > 0.05). VO2PEAK was correlated with autonomic function profile in boys (r = 0.30, p < 0.05), but not in girls (r = 0.04, NS). One girl and eight boys terminated head-up tilt test prematurely due to intolerance. Minutes of vigorous physical activity per day was lower in these boys compared with those (n = 48) who completed the head-up tilt test (5.1 ± 3.3 vs. 10.4 ± 6.6, p < 0.05). CONCLUSION Physical activity or body fat was not associated with autonomic function profile. VO2PEAK correlated to autonomic function profile in boys.
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Sex differences in healthy human heart rate variability: A meta-analysis. Neurosci Biobehav Rev 2016; 64:288-310. [PMID: 26964804 DOI: 10.1016/j.neubiorev.2016.03.007] [Citation(s) in RCA: 443] [Impact Index Per Article: 55.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/28/2015] [Accepted: 03/04/2016] [Indexed: 12/17/2022]
Abstract
The present meta-analysis aimed to quantify current evidence on sex differences in the autonomic control of the heart, indexed by measures of heart rate variability (HRV) in healthy human subjects. An extensive search of the literature yielded 2020 titles and abstracts, of which 172 provided sufficient reporting of sex difference in HRV. Data from 63,612 participants (31,970 females) were available for analysis. Meta-analysis yielded a total of 1154 effect size estimates (k) across 50 different measures of HRV in a cumulated total of 296,247 participants. Females showed a significantly lower mean RR interval and standard deviation of RR intervals (SDNN). The power spectral density of HRV in females is characterized by significantly less total power that contains significantly greater high- (HF) and less low-frequency (LF) power. This is further reflected by a lower LF/HF ratio. Meta-regression revealed significant effects of age, respiration control and the length of recording available for analysis. Although women showed greater mean heart rate, they showed greater vagal activity indexed by HF power of HRV. Underlying mechanisms of these findings are discussed.
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Ryder JR, O’Connell M, Bosch TA, Chow L, Rudser KD, Dengel DR, Fox CK, Steinberger J, Kelly AS. Impaired cardiac autonomic nervous system function is associated with pediatric hypertension independent of adiposity. Pediatr Res 2016; 79:49-54. [PMID: 26389821 PMCID: PMC4724304 DOI: 10.1038/pr.2015.188] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/21/2015] [Accepted: 07/21/2015] [Indexed: 12/19/2022]
Abstract
BACKGROUND We examined whether sympathetic nervous system activity influences hypertension status and systolic blood pressure (SBP) independent of adiposity in youth ranging from normal-weight to severe obesity. METHODS We examined the association of heart rate variability (HRV) with hypertension status and SBP among youth (6-18 y old; n = 188; 103 female). Seated SBP was measured using an automated cuff. Prehypertension (SBP percentile ≥ 90th to <95th) and hypertension (SBP percentile ≥ 95th) were defined by age-, sex-, and height-norms. Autonomic nervous system activity was measured using HRV via SphygmoCor MM3 system and analyzed for time- and frequency-domains. Total body fat was measured via dual-energy X-ray absorptiometry. RESULTS Logistic regression models demonstrated lower values in each time-domain HRV measure and larger low-frequency (LF):high-frequency (HF) ratio to be significantly associated with higher odds of being prehypertensive/hypertensive (11-47% higher odds) independent of total body fat (P < 0.05). In linear regression analysis, lower time-domain, but not frequency-domain, HRV measures were significantly associated with higher SBP independent of total body fat (P < 0.05). CONCLUSION These data suggest that impaired cardiac autonomic nervous system function, at rest, is associated with higher odds of being prehypertensive/hypertensive and higher SBP which may be independent of adiposity in youth.
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Affiliation(s)
- Justin R. Ryder
- Department of Pediatrics, University of Minnesota Medical School, Minneapolis, MN,Division of Epidemiology & Community Health, University of Minnesota School of Public Health, Minneapolis, MN
| | - Michael O’Connell
- Division of Biostatistics, University of Minnesota School of Public Health, Minneapolis, MN
| | - Tyler A. Bosch
- Department of Medicine, University of Minnesota Medical School, Minneapolis, MN
| | - Lisa Chow
- Department of Medicine, University of Minnesota Medical School, Minneapolis, MN
| | - Kyle D. Rudser
- Division of Biostatistics, University of Minnesota School of Public Health, Minneapolis, MN
| | - Donald R. Dengel
- Department of Pediatrics, University of Minnesota Medical School, Minneapolis, MN,School of Kinesiology, University of Minnesota, Minneapolis, MN
| | - Claudia K. Fox
- Department of Pediatrics, University of Minnesota Medical School, Minneapolis, MN
| | - Julia Steinberger
- Department of Pediatrics, University of Minnesota Medical School, Minneapolis, MN
| | - Aaron S. Kelly
- Department of Pediatrics, University of Minnesota Medical School, Minneapolis, MN,Department of Medicine, University of Minnesota Medical School, Minneapolis, MN
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Farah BQ, Christofaro DGD, Balagopal PB, Cavalcante BR, de Barros MVG, Ritti-Dias RM. Association between resting heart rate and cardiovascular risk factors in adolescents. Eur J Pediatr 2015; 174:1621-8. [PMID: 26101052 DOI: 10.1007/s00431-015-2580-y] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/02/2015] [Revised: 06/02/2015] [Accepted: 06/08/2015] [Indexed: 01/30/2023]
Abstract
UNLABELLED This cross-sectional study was performed in 2011 and included 4619 Brazilian adolescents (14-19 years old) to analyze the association between elevated resting heart rate (RHR) and cardiovascular risk factors in boys and girls. RHR and blood pressure were measured using an oscillometric monitor. Overweight was assessed by body mass index and abdominal obesity by waist circumference. Physical activity levels and sedentary behaviors were obtained using a questionnaire. The effect of clustering of cardiovascular risk factors on RHR was analyzed. For boys, abdominal obesity (b = 0.106, p = 0.003), high sedentary behavior (b = 0.099, b < 0.001), physical inactivity (b = 0.049, p = 0.034), and high blood pressure (b = 0.160, p < 0.001) were associated with RHR, whereas for girls, only high blood pressure was associated with RHR (b = 0.259, p < 0.001), after adjustment for age, period of the day, and other cardiovascular risk factors. Boys with five risk factors presented significantly higher (p < 0.05) RHR values (82.5 ± 13.4 beats min(-1)) than those for boys without any cardiovascular risk factors (68.8 ± 10.4 beats min(-1)). The girls with five risk factors presented a mean RHR value of 89.8 ± 9.9 beats min(-1) that was higher (p < 0.05) than that for girls who had no risk factors (79.6 ± 10.9 beats min(-1)). CONCLUSIONS Our study demonstrated that while RHR was associated with cardiovascular risk factors in both sexes, the clustering of risk factors amplified the elevation of RHR in a gender-dependent fashion. WHAT IS KNOWN • Resting heart rate is a marker of cardiovascular disease and mortality in adults and associated with risk factor such as higher levels of blood pressure, triglycerides, glucose, and obesity in children and adolescents. WHAT IS NEW • The data from the current study suggest that the risk factor clustering is associated with elevated resting heart rate in adolescents and that the clustering of risk factors amplifies the elevation of resting heart rate in a gender-dependent fashion.
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Affiliation(s)
- Breno Quintella Farah
- Graduate Program in Physical Education, University of Pernambuco, Recife, PE, Brazil.
| | - Diego Giulliano Destro Christofaro
- Laboratory of Investigation in Exercise - LIVE, Department of Physical Education, University of Paulista State (UNESP), Presidente Prudente, SP, Brazil.
| | - P Babu Balagopal
- Nemours Children's Clinic and Mayo Clinic College of Medicine, Jacksonville, FL, USA.
| | | | | | - Raphael Mendes Ritti-Dias
- Graduate Program in Physical Education, University of Pernambuco, Recife, PE, Brazil. .,Albert Einstein Hospital, Albert Einstein Avenue, 627, 05652-900, Sao Paulo, SP, Brazil.
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Sharma VK, Subramanian SK, Arunachalam V, Rajendran R. Heart Rate Variability in Adolescents - Normative Data Stratified by Sex and Physical Activity. J Clin Diagn Res 2015; 9:CC08-13. [PMID: 26557514 DOI: 10.7860/jcdr/2015/15373.6662] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/25/2015] [Accepted: 08/28/2015] [Indexed: 01/09/2023]
Abstract
BACKGROUND Heart rate variability (HRV) refers to the beat-to-beat fluctuations in the cardiac rhythm occurring due to modulation of the pacemaker (sinoatrial node) activity of the heart by the sympathetic and parasympathetic branches of the autonomic nervous system. Nowadays, cardiovascular diseases and their risk factors are increasingly occurring at a younger age (children and adolescents) and recording of HRV in them will help us to identify cardiovascular autonomic derangement earlier. However, to be used clinically, normative data has to be established in this age group considering other major factors that can influence HRV such as sex, physical activity, and BMI. MATERIALS AND METHODS Task Force of the European Society of Cardiology and the North American Society of Pacing and Electrophysiology has provided the standards for measurement of heart rate variability and we have followed the same. In the present study, we have described the normative data for HRV in the adolescent in the age group of 12-17 years, stratified based on sex and physical activity. RESULTS Data given below are expressed as median with interquartile range (Median (IQR)) in the following order: non-athlete girls, non athlete boys, athlete girls and athlete boys. Time domain indices - SDNN - 66.35 (40.78), 63.20 (36.20), 113.00 (31.40) and 94.20 (35.55); RMSSD - 69.00 (50.55), 58.70 (43.40), 94.90 (42.10) and 100.30 (47.50); NN50 - 137.50 (100.25), 116.00 (90.50), 137.00 (81.00) and 156.00 (81.50). The frequency domain indices - LF power 1015.00 (1098.75), 945.00 (831.00), 1465 (642.25), and 1211.00 (811.37); HF power - 1324.00 (1707.00), 988.00 (1426.50), 2409.00 (1387.50), and 2219.00 (1752.00); Total power - 3374.50 (3094.25), 2757.00 (2641.00), 5202.00 (2501.50) and 5273.00 (3507.50); LFnu - 45.44 (16.61), 47.63 (29.98), 38.59 (11.81) and 37.10 (11.21); HFnu - 54.56 (16.61), 52.37 (29.98), 61.41 (11.81) and 62.90 (11.21). CONCLUSION We have given sex and physical activity stratified HRV normative data for adolescents in the age between 12-17 years.
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Affiliation(s)
- Vivek Kumar Sharma
- Additional Professor, Department of Physiology, Jawaharlal Institute of Postgraduate Medical Education and Research , Puducherry, India
| | - Senthil Kumar Subramanian
- Assistant Professor, Department of Physiology, ESIC Medical College and Hospital , Coimbatore, Tamilnadu, India
| | | | - Rajathi Rajendran
- PhD scholar, Department of Physiology, Jawaharlal Institute of Postgraduate Medical Education and Research , Puducherry, India
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Tian Y, Huang C, He Z, Hong P, Zhao J. Autonomic function responses to training: Correlation with body composition changes. Physiol Behav 2015; 151:308-13. [PMID: 26253213 DOI: 10.1016/j.physbeh.2015.07.038] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2015] [Revised: 07/19/2015] [Accepted: 07/30/2015] [Indexed: 11/30/2022]
Abstract
AIM The causal relation between autonomic function and adiposity is an unresolved issue. Thus, we studied whether resting heart rate variability (HRV) changes could be used to predict changes in body composition after 16 weeks of individualized exercise training. METHODS A total of 117 sedentary overweight/obese adults volunteered to join an intervention group (IN, n=82) or a control group (CON, n=35). The intervention group trained for 30-40 min three times a week with an intensity of 85-100% of individual ventilatory threshold (Thvent). At baseline and after a 16-week training period, resting HRV variables, body composition and peak oxygen uptake (VO2peak) were assessed. RESULTS Compared with CON, exercise training significantly improved HRV and body composition and increased VO2peak (P<0.05). Significant correlations were observed between changes of HRV variables and body composition indices and VO2peak (P<0.05). Greater individual changes in HRV in response to exercise training were observed for those with greater total and central fat loss. CONCLUSION Individual aerobic-based exercise training was for improving autonomic function and resting HRV responses to aerobic training is a potential indicator for adaptations to exercise training.
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Affiliation(s)
- Ye Tian
- China Institute of Sport Science, Beijing, China.
| | - Chuanye Huang
- Department of Sports Science, Shandong University of Sport, Shandong, China
| | - Zihong He
- China Institute of Sport Science, Beijing, China
| | - Ping Hong
- China Institute of Sport Science, Beijing, China
| | - Jiexiu Zhao
- China Institute of Sport Science, Beijing, China
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Franco RL, Privett SH, Bowen MK, Acevedo EO, Arrowood JA, Wickham EP, Evans RK. Sympathetic Activity Assessed during Exercise Recovery in Young Obese Females. J Pediatr 2015; 167:378-83.e1. [PMID: 26003997 PMCID: PMC4516681 DOI: 10.1016/j.jpeds.2015.04.058] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/27/2014] [Revised: 03/16/2015] [Accepted: 04/22/2015] [Indexed: 10/23/2022]
Abstract
OBJECTIVE To evaluate differences in sympathetic activity, as assessed by an exercise recovery index (ERI; heart rate/oxygen consumption [VO2] plateau), between black and white obese female adolescents. An additional aim was to determine the association of ERI with insulin resistance (homeostasis model assessment of insulin resistance [HOMA-IR]), cardiovascular fitness per fat-free mass (VO2 per fat-free mass), systolic blood pressure (SBP), and percent body fat (%FAT) in both black and white obese adolescents. STUDY DESIGN Sixty-one females volunteered to participate in this study. HOMA-IR, SBP, and %FAT were assessed during resting conditions in black (n = 49, 13.7 ± 1.6 years, 38.1 ± 6.1 kg/m(2)) and white (n = 12, 13.3 ± 2.2 years, 34.3 ± 4.9 kg/m(2)) obese adolescents. An ERI was calculated during a 5-minute passive recovery period immediately following a graded treadmill exercise test to exhaustion. RESULTS The ERI was significantly greater in black compared with white obese adolescent females (29.8 ± 6.4 vs 24.1 ± 3.1 bpm·mLO2(-1)·min(-1), P = .004). Using multiple linear regression modeling, there was a significant independent association between ERI and VO2 per fat-free mass (r = -0.310, P = .027) and %FAT (r = 0.326, P = .020) in black obese adolescents after controlling for HOMA-IR and SBP. CONCLUSIONS These results suggest that black obese adolescent females have greater sympathetic activity, as assessed by an ERI, than white obese adolescent females. These findings support the need for weight management efforts aimed at both reducing %FAT and improving fitness in obese adolescents, specifically black females. TRIAL REGISTRATION Registered with Clinicaltrials.gov: NCT00562293.
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Affiliation(s)
- R. Lee Franco
- Department of Kinesiology and Health Sciences, College of Humanities and Sciences, Virginia Commonwealth University, 1020 West Grace Street, Suite 111, Richmond, VA, USA 23284-3021
| | - Stacey H. Privett
- Department of Kinesiology and Health Sciences, College of Humanities and Sciences, Virginia Commonwealth University, 1020 West Grace Street, Suite 111, Richmond, VA, USA 23284-3021
| | - Mary K. Bowen
- Department of Kinesiology and Health Sciences, College of Humanities and Sciences, Virginia Commonwealth University, 1020 West Grace Street, Suite 111, Richmond, VA, USA 23284-3021
| | - Edmund O. Acevedo
- Department of Kinesiology and Health Sciences, College of Humanities and Sciences, Virginia Commonwealth University, 1020 West Grace Street, Suite 111, Richmond, VA, USA 23284-3021
| | - James A. Arrowood
- Department of Internal Medicine, Division of Cardiology, School of Medicine, Virginia Commonwealth University, 1001 East Broad Street, Suite 405, Richmond, VA, USA 23298-0036
| | - Edmond P. Wickham
- Departments of Internal Medicine and Pediatrics, Division of Endocrinology and Metabolism, School of Medicine, Virginia Commonwealth University, 10001 East Broad Street, Suite 405, Richmond, VA, USA 23298-0036
| | - Ronald K. Evans
- Department of Kinesiology and Health Sciences, College of Humanities and Sciences, Virginia Commonwealth University, 1020 West Grace Street, Suite 111, Richmond, VA, USA 23284-3021
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Santos-Magalhaes AF, Aires L, Martins C, Silva G, Teixeira AM, Mota J, Rama L. Heart rate variability, adiposity, and physical activity in prepubescent children. Clin Auton Res 2015; 25:169-78. [PMID: 25820790 DOI: 10.1007/s10286-015-0277-y] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/23/2014] [Accepted: 12/04/2014] [Indexed: 11/28/2022]
Abstract
PURPOSE This study aimed at examining the associations between weight status, body fat mass, and heart rate variability in prepubescent children, adjusting for physical activity levels. METHODS A cross-sectional investigation in which a total of 50 Caucasian pre-pubertal children (21 normal weight; 8 overweight; 21 obese), aged 6-10 years (8.33 ± 1.14), including both boys (n = 24) and girls (n = 26), were recruited from local schools. Total body fat and trunk fat were evaluated through dual-energy X-ray absorptiometry. Free-living physical activity levels were evaluated by accelerometer. Short-term heart rate variability acquisition was performed; time- and frequency-domain parameters were analysed. Logarithmic transformations of the low-frequency (LnLFnu), high-frequency (LnHFnu) normalized units and low-frequency/high-frequency (LnLFnu/HFnu) ratio were computed. RESULTS Adjusting for age, Tanner stage, and moderate to vigorous physical activity levels, obese children compared to normal weight children showed a significant decreased LnHfnu (3.8 ± 0.2 vs 4.1 ± 0.2 %) and both higher LnLFnu (4.0 ± 0.4 vs 3.7 ± 0.3 %) and LnLFnu/LnHFnu ratio (1.1 ± 0.1 vs 0.9 ± 0.1). LnHFnu showed significant negative correlation with waist circumference (r = -0.598; P = 0.000), total body fat (r = -0.409; P = 0.011) and trunk fat (r = -0.472; P = 0.003). Both LnLFnu and LnLFnu/LnHFnu ratio showed positive correlations with waist circumference (r = 0.455; r = 0.513) and trunk fat (r = 0.370; r = 0.415). CONCLUSIONS A higher amount of body fat mass, particularly central fat, was shown to be related to decreased parasympathetic modulation in time-domain heart rate variability. This finding highlights the potential cardiovascular risk that excessive fat mass may represent even at very young age.
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Abstract
BACKGROUND Ethnic disparities in cardiovascular morbidity and mortality are widely documented in the literature. Recently, research has shown that decreased parasympathetic cardiac modulation is associated with the established and emerging risk factors for cardiovascular disease (CVD) and stroke. In consideration of the disproportionate CVD risk and disease profile of African Americans (AAs), it is plausible that decreased cardiac parasympathetic functioning may partially explain these disparities. In the present systematic review and meta-analysis, we assess the available evidence for a reliable ethnic difference in tonic vagally mediated heart rate variability (HRV), an indicator of parasympathetic cardiac modulation. METHODS A systematic literature search was conducted yielding studies comparing tonic HRV in AAs and European Americans. Adjusted standardized effect sizes (Hedges g) were calculated using a mixed-effects model, with restricted maximum likelihood estimation for 17 studies containing appropriate measures of vagally mediated HRV. RESULTS Meta-analysis results suggest that AAs have greater HRV than do European Americans (Hedges g = 0.93, 95% confidence interval = 0.25-1.62), even after consideration of several covariates including health status, medication use, and subgroup stratification by sex and age. CONCLUSIONS These findings suggest that decreased vagally mediated HRV is not likely to account for the persistent health disparities experienced by AAs with respect to CVD risk and burden. These disparities underscore the need for continued research addressing socioethnic cardiovascular differences and the biobehavioral mechanisms involved.
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Farah BQ, Barros MVG, Balagopal B, Ritti-Dias RM. Heart rate variability and cardiovascular risk factors in adolescent boys. J Pediatr 2014; 165:945-50. [PMID: 25112694 DOI: 10.1016/j.jpeds.2014.06.065] [Citation(s) in RCA: 38] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/25/2014] [Revised: 05/27/2014] [Accepted: 06/27/2014] [Indexed: 12/25/2022]
Abstract
OBJECTIVE To establish reference values of heart rate variability (HRV) measures in a cohort of adolescent boys and to determine the relationship between HRV and the clustering of risk factors (RFs) for cardiovascular disease. STUDY DESIGN This cross-sectional study included 1152 adolescent boys (age: 16.6 ± 1.2 years old). Demographic data, health-related habits, obesity indicators, and blood pressure were evaluated. HRV measures of time (SD of all RR intervals, root mean square of the squared differences between adjacent normal RR intervals, and the percentage of adjacent intervals over 50 ms) and frequency domains were assessed (low [LF] and high [HF] frequency). RESULTS The components of HRV were RR interval (827 ± 128 ms), SD of all RR intervals (61.9 ± 23.5 ms), root mean square of the squared differences between adjacent normal RR intervals (54.5 ± 29.4 ms), percentage of adjacent intervals over 50 ms (29.4 ± 20.4%), LF (53 ± 16 nu), HF (47 ± 16), and LF/HF (1.44 ± 1.08). Greater sympathetic and lower parasympathetic modulation at rest were associated with higher adiposity, higher blood pressure and physical inactivity. Adolescents with 2 or more RFs also presented lower HRV than subjects with no RFs (P < .001). CONCLUSIONS The study has provided descriptive indicators that help the interpretation of HRV results in adolescents. Lower HRV measures are associated with the clustering of cardiovascular RFs.
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Affiliation(s)
- Breno Q Farah
- Associate Graduate Program in Physical Education, University of Pernambuco, Recife, PE, Brazil
| | - Mauro V G Barros
- Associate Graduate Program in Physical Education, University of Pernambuco, Recife, PE, Brazil
| | - Babu Balagopal
- Nemours Children's Clinic and Mayo Clinic College of Medicine, Jacksonville, FL
| | - Raphael M Ritti-Dias
- Associate Graduate Program in Physical Education, University of Pernambuco, Recife, PE, Brazil.
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Liao D, Rodríguez-Colón SM, He F, Bixler EO. Childhood obesity and autonomic dysfunction: risk for cardiac morbidity and mortality. CURRENT TREATMENT OPTIONS IN CARDIOVASCULAR MEDICINE 2014; 16:342. [PMID: 25143120 DOI: 10.1007/s11936-014-0342-1] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
Abstract
OPINION STATEMENT The epidemic of childhood obesity is becoming a major predictor for risk of cardiovascular diseases (CVD) and mortality during adulthood. Alterations in the morphology of the heart due to obesity could be a predictor for the dysfunction of cardiac autonomic modulation (CAM). A number of epidemiologic studies have evaluated the effect of obesity and CAM in children, finding that obesity impaired the balance of CAM toward a sympathetic overflow and reduced parasympathetic modulation, a significant predictor of CVD morbidity and mortality in adults. Lifestyle modifications, for example long-term exercise programs, have been shown to improve CAM in the obese. This review discusses the recent evidence on childhood and adolescent obesity and its impact on CAM, as well as how early lifestyle changes could help improve CAM, which may in turn reduce the burden of CVD in adults.
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Affiliation(s)
- Duanping Liao
- Department of Public Health Sciences, Penn State University College of Medicine, 90 Hope Drive, Suite 2000/A210, PO Box 855, Hershey, PA, 17033, USA,
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Farah BQ, Ritti-Dias RM, Balagopal PB, Hill JO, Prado WL. Does exercise intensity affect blood pressure and heart rate in obese adolescents? A 6-month multidisciplinary randomized intervention study. Pediatr Obes 2014; 9:111-20. [PMID: 23447453 DOI: 10.1111/j.2047-6310.2012.00145.x] [Citation(s) in RCA: 63] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/13/2012] [Revised: 11/26/2012] [Accepted: 12/17/2012] [Indexed: 11/29/2022]
Abstract
BACKGROUND Aerobic exercise improves cardiovascular health in general, but whether the impact varies with exercise intensity is not clear. OBJECTIVE The aim of the current study was to compare the effects of a high-intensity aerobic exercise training (HIT) vs. a low-intensity aerobic exercise training (LIT) on blood pressure (BP), heart rate (HR) and heart rate variability (HRV) in obese adolescents. METHODS Forty-three (13-18 years) Tanner stage (III-IV) matched obese adolescents were studied in a randomized trial of either HIT (corresponding to the ventilatory threshold I; n = 20) or LIT (corresponding to 20% below the ventilatory threshold I; n = 23) programme for a period of 6 months. All participants also received a multidisciplinary therapy that included nutritional, psychological and clinical counselling. Both HIT and LIT sessions were isocaloric, with energy expenditure set at 350 kcal. BP, HR and HRV were measured along with markers of body adiposity and insulin resistance before and after the respective interventions. RESULTS The participants in both groups had similar physical and clinical characteristics. After the 6-month intervention, systolic, diastolic and mean BP decreased (P < 0.05, for all) similarly in both groups, whereas waist circumference, HR and HRV showed beneficial changes only in the HIT group (P < 0.05). CONCLUSION Aerobic exercise training set at a high intensity compared with the low intensity appears to have additional benefits on abdominal obesity and cardiovascular health in that it enhances the parasympathetic and autonomic modulation of the heart in obese adolescents.
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Affiliation(s)
- B Q Farah
- School of Physical Education, University of Pernambuco, Recife, Pernambuco, Brazil
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Alderman BL, Olson RL. The relation of aerobic fitness to cognitive control and heart rate variability: a neurovisceral integration study. Biol Psychol 2014; 99:26-33. [PMID: 24560874 DOI: 10.1016/j.biopsycho.2014.02.007] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/25/2013] [Revised: 01/14/2014] [Accepted: 02/12/2014] [Indexed: 11/28/2022]
Abstract
This aim of the present study was to investigate relationships between aerobic fitness, sympathetic and parasympathetic cardiac control using pre-ejection period (PEP) and high frequency heart rate variability (HF HRV), and performance on a task requiring variable amounts of cognitive control. Fifty-six participants completed a modified-version of the Eriksen flanker task while PEP and HF HRV were collected. A graded maximal exercise test was subsequently used to measure aerobic fitness by assessing maximal oxygen uptake. Results indicated a significant relation of fitness to reaction time performance. Although no fitness differences were observed in resting state PEP or HF HRV, higher fit adults exhibited greater task-induced parasympathetic cardiac control. However, no significant mediation was found for HF HRV on the fitness-cognitive control relationship, suggesting other mediators may be important. These findings highlight the role of aerobic fitness in enhancing integrated autonomic and neurocognitive health.
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Affiliation(s)
- Brandon L Alderman
- Department of Exercise Science and Sport Studies, Rutgers University, 70 Lipman Drive, New Brunswick, NJ 08901, United States.
| | - Ryan L Olson
- Department of Nutritional Sciences, Rutgers University, United States.
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Hall MH, Middleton K, Thayer JF, Lewis TT, Kline CE, Matthews KA, Kravitz HM, Krafty RT, Buysse DJ. Racial differences in heart rate variability during sleep in women: the study of women across the nation sleep study. Psychosom Med 2013; 75:783-90. [PMID: 24077772 PMCID: PMC3902648 DOI: 10.1097/psy.0b013e3182a7ec5c] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
BACKGROUND Heart rate variability (HRV) differs markedly by race, yet few studies have evaluated these relationships in women, and none have done so during sleep (sHRV). METHODS We addressed these gaps by examining sHRV in women of African American, Chinese American, or European American origin or descent (mean [standard deviation] age = 51.2 [2.2] years). RESULTS HRV during Stage 2 non-rapid eye movement (NREM) and rapid eye movement (REM) sleep differed significantly by race after adjusting for possible confounders. Normalized high-frequency HRV was significantly lower in European American compared with African American and Chinese American participants (European American NREM = 0.35 [0.01], REM = 0.23 [0.01]; African American NREM = 0.43 [0.02], REM = 0.29 [0.02]; Chinese American NREM = 0.47 [0.03], REM = 0.33 [0.02]; p values <.001). European Americans also exhibited higher low-to-high-frequency HRV ratios during sleep compared with African American and Chinese American women (European American NREM = 2.42 [1.07], REM = 5.05 [1.07]; African American NREM = 1.69 [1.09], REM = 3.51 [1.09]; Chinese American NREM = 1.35 [1.07], REM = 2.88 [1.13]; p values <.001). CONCLUSIONS Race was robustly related to sHRV. Compared with women of African American or Chinese American origin or descent, European American women exhibited decreased vagally mediated control of the heart during sleep. Prospective data are needed to evaluate whether sHRV, including race differences, predicts cardiovascular disease.
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Affiliation(s)
- Martica H Hall
- Department of Psychiatry, University of Pittsburgh School of Medicine, Suite E-1101, 3811 O'Hara Street, Pittsburgh, PA 15213.
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