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George ERM, Sheerin KR, Reid D. Criteria and Guidelines for Returning to Running Following a Tibial Bone Stress Injury: A Scoping Review. Sports Med 2024; 54:2247-2265. [PMID: 39141251 PMCID: PMC11393297 DOI: 10.1007/s40279-024-02051-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 05/16/2024] [Indexed: 08/15/2024]
Abstract
Tibial bone stress injuries (BSIs) are common among long-distance runners. They have a high recurrence rate, and complexity emerges in the wider management and successful return to running. Following a tibial BSI, a critical component of complete rehabilitation is the successful return to running, and there is a lack of consistency or strong evidence to guide this process. The objectives of this review were to outline the criteria used in clinical decision-making prior to resuming running, and to establish evidence-based guidelines for the return to running process following a tibial BSI. Electronic databases including MEDLINE, CINAHL, Scopus, SPORTDiscus and AMED were searched for studies that stated criteria or provided guidelines on the objectives above. Fifty studies met the inclusion criteria and were included. Thirty-nine were reviews or clinical commentaries, three were retrospective cohort studies, two were randomised controlled trials, two were pilot studies, one was a prospective observational study, and three were case studies. Therefore, the recommendations that have been surmised are based on level IV evidence. Decisions on when an athlete should return to running should be shared between clinicians, coaches and the athlete. There are five important components to address prior to introducing running, which are: the resolution of bony tenderness, pain-free walking, evidence of radiological healing in high-risk BSIs, strength, functional and loading tests, and the identification of contributing factors. Effective return to running planning should address the athlete's risk profile and manage the risk by balancing the athlete's interests and reinjury prevention. An individualised graduated return to running programme should be initiated, often starting with walk-run intervals, progressing running distance ahead of speed and intensity, with symptom provocation a key consideration. Contributing factors to the initial injury should be addressed throughout the return to run process.
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Affiliation(s)
- Esther R M George
- Sports Performance Research Institute New Zealand (SPRINZ), Faculty of Health and Environmental Sciences, Auckland University of Technology, Auckland, New Zealand.
- InForm Physio, Silverstream, New Zealand.
| | - Kelly R Sheerin
- Sports Performance Research Institute New Zealand (SPRINZ), Faculty of Health and Environmental Sciences, Auckland University of Technology, Auckland, New Zealand
| | - Duncan Reid
- Sports Performance Research Institute New Zealand (SPRINZ), Faculty of Health and Environmental Sciences, Auckland University of Technology, Auckland, New Zealand
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Wyatt PM, Drager K, Groves EM, Stellingwerff T, Billington EO, Boyd SK, Burt LA. Comparison of Bone Quality Among Winter Endurance Athletes with and Without Risk Factors for Relative Energy Deficiency in Sport (REDs): A Cross-Sectional Study. Calcif Tissue Int 2023; 113:403-415. [PMID: 37578531 DOI: 10.1007/s00223-023-01120-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/05/2023] [Accepted: 07/29/2023] [Indexed: 08/15/2023]
Abstract
Relative Energy Deficiency in Sport (REDs) is a syndrome describing the relationship between prolonged and/or severe low energy availability and negative health and performance outcomes. The high energy expenditures incurred during training and competition put endurance athletes at risk of REDs. The objective of this study was to investigate differences in bone quality in winter endurance athletes classified as either low-risk versus at-risk for REDs. Forty-four participants were recruited (M = 18; F = 26). Bone quality was assessed at the distal radius and tibia using high resolution peripheral quantitative computed tomography (HR-pQCT), and at the hip and spine using dual X-ray absorptiometry (DXA). Finite element analysis was used to estimate bone strength. Participants were grouped using modified criteria from the REDs Clinical Assessment Tool Version 1. Fourteen participants (M = 3; F = 11), were classified as at-risk of REDs (≥ 3 risk factors). Measured with HR-pQCT, cortical bone area (radius) and bone strength (radius and tibia) were 6.8%, 13.1% and 10.3% lower (p = 0.025, p = 0.033, p = 0.027) respectively, in at-risk compared with low-risk participants. Using DXA, femoral neck areal bone density was 9.4% lower in at-risk compared with low-risk participants (p = 0.005). At-risk male participants had 21.9% lower femoral neck areal bone density (via DXA) than low-risk males (p = 0.020) with no significant differences in females. Overall, 33.3% of athletes were at-risk for REDs and had lower bone quality than those at low-risk.
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Affiliation(s)
- Paige M Wyatt
- McCaig Institute for Bone and Joint Health, University of Calgary, 3280 Hospital Drive NW, Calgary, AB, T2N 4Z6, Canada
- Canadian Sport Institute Calgary, Calgary, AB, Canada
| | - Kelly Drager
- Canadian Sport Institute Calgary, Calgary, AB, Canada
| | - Erik M Groves
- Canadian Sport Institute Calgary, Calgary, AB, Canada
| | - Trent Stellingwerff
- Canadian Sport Institute Pacific, Victoria, BC, Canada
- Department of Exercise Science, Physical and Health Education, University of Victoria, Victoria, BC, Canada
| | - Emma O Billington
- McCaig Institute for Bone and Joint Health, University of Calgary, 3280 Hospital Drive NW, Calgary, AB, T2N 4Z6, Canada
- Division of Endocrinology and Metabolism, Cumming School of Medicine, University of Calgary, 3280 Hospital Drive NW, Calgary, AB, T2N 4Z6, Canada
| | - Steven K Boyd
- McCaig Institute for Bone and Joint Health, University of Calgary, 3280 Hospital Drive NW, Calgary, AB, T2N 4Z6, Canada
- Department of Radiology, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada
| | - Lauren A Burt
- McCaig Institute for Bone and Joint Health, University of Calgary, 3280 Hospital Drive NW, Calgary, AB, T2N 4Z6, Canada.
- Department of Radiology, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada.
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Moore K, Uriegas NA, Pia J, Emerson DM, Pritchett K, Torres-McGehee TM. Examination of the Cumulative Risk Assessment and Nutritional Profiles among College Ballet Dancers. INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH 2023; 20:4269. [PMID: 36901288 PMCID: PMC10001552 DOI: 10.3390/ijerph20054269] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/15/2023] [Revised: 02/22/2023] [Accepted: 02/24/2023] [Indexed: 06/18/2023]
Abstract
This study examined female collegiate ballet dancers' (n = 28) Female Athlete Triad (Triad) risk via the Cumulative Risk Assessment (CRA) and nutritional profiles (macro- and micronutrients; n = 26). The CRA identified Triad return to play criteria (RTP: Full Clearance, Provisional Clearance, or Restricted/Medical Disqualified) by assessing eating disorder risk, low energy availability, menstrual cycle dysfunction, and low bone mineral density. Seven-day dietary assessments identified any energy imbalances of macro- and micronutrients. Ballet dancers were identified as low, within normal, or high for each of the 19 nutrients assessed. Basic descriptive statistics assessed CRA risk classification and dietary macro- and micronutrient levels. Dancers averaged 3.5 ± 1.6 total score on the CRA. Based on these scores, the RTP outcomes revealed Full Clearance 7.1%, n = 2; Provisional Clearance 82.1%, n = 23; and Restricted/Medical Disqualification 10.7%, n = 3. Dietary reports revealed that 96.2% (n = 25) of ballet dancers were low in carbohydrates, 92.3% (n = 24) low in protein, 19.2% (n = 5) low in fat percent, 19.2% (n = 5) exceeding saturated fats, 100% (n = 26) low in Vitamin D, and 96.2% (n = 25) low in calcium. Due to the variability in individual risks and nutrient requirements, a patient-centered approach is a critical part of early prevention, evaluation, intervention, and healthcare for the Triad and nutritional-based clinical evaluations.
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Affiliation(s)
- Kenya Moore
- Department of Exercise Science, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA
| | - Nancy A. Uriegas
- Department of Exercise Science, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA
| | - Jessica Pia
- Department of Exercise Science, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA
| | - Dawn M. Emerson
- Department of Exercise Science, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA
| | - Kelly Pritchett
- Department of Health Sciences, Central Washington University, Ellensburg, WA 98926, USA
| | - Toni M. Torres-McGehee
- Department of Exercise Science, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA
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Lodge MT, Ackerman KE, Garay J. Knowledge of the Female Athlete Triad and Relative Energy Deficiency in Sport Among Female Cross-Country Athletes and Support Staff. J Athl Train 2022; 57:385-392. [PMID: 35439313 PMCID: PMC9020605 DOI: 10.4085/1062-6050-0175.21] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Abstract
CONTEXT Female endurance athletes exhibit an increased risk of the female athlete triad (Triad) and relative energy deficiency in sport (RED-S). The triad and RED-S are conditions that involve the health and performance consequences of low energy availability. Few authors of studies to date have assessed the knowledge that athletes, coaches, and athletic trainers (ATs) have regarding the Triad or RED-S. Proper education has been shown to be effective in increasing knowledge of sports medicine concerns for athletes, yet no known continuing education programs for the Triad or RED-S exist at collegiate institutions. OBJECTIVE To assess the knowledge, confidence, and educational impact of identifying, screening, treating, and preventing the Triad or RED-S. DESIGN Cross-sectional study. SETTING An evidence-based online survey was developed and administered via Qualtrics. PATIENTS OR OTHER PARTICIPANTS Female collegiate cross-country athletes (n = 275, age = 20 ± 1 years), collegiate cross-country coaches (n = 55, age = 34 ± 9 years), and ATs working with cross-country teams (n = 30, age = 36 ± 11 years). MAIN OUTCOME MEASURE(S) Knowledge, confidence, and educational impact scores were assessed among groups using analysis of variance. Independent t tests were calculated to determine differences in impact scores between people who had or had not received education on the topic. RESULTS Female cross-country athletes' total knowledge, confidence, and educational impact scores (mean scores = 25.00 ± 5.27, 95.42 ± 28.83, and 18.81 ± 7.05, respectively) were different from those of coaches (mean scores = 26.92 ± 5.02, 111.35 ± 24.14, and 22.41 ± 6.33, respectively) and ATs (mean scores = 28.66 ± 4.02, 117.67 ± 22.53, and 23.93 ± 5.69, respectively; P < .05). CONCLUSIONS Knowledge, confidence, and educational impact scores regarding Triad or RED-S were lowest in female cross-country athletes and highest in ATs. These findings support the call for education, which should be regarded as the primary tool for increasing knowledge, to improve the prevention and treatment of the Triad or RED-S.
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Fredericson M, Kussman A, Misra M, Barrack MT, De Souza MJ, Kraus E, Koltun KJ, Williams NI, Joy E, Nattiv A. The Male Athlete Triad-A Consensus Statement From the Female and Male Athlete Triad Coalition Part II: Diagnosis, Treatment, and Return-To-Play. Clin J Sport Med 2021; 31:349-366. [PMID: 34091538 DOI: 10.1097/jsm.0000000000000948] [Citation(s) in RCA: 36] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/02/2021] [Accepted: 04/23/2021] [Indexed: 02/02/2023]
Abstract
ABSTRACT The Male Athlete Triad is a medical syndrome most common in adolescent and young adult male athletes in sports that emphasize a lean physique, especially endurance and weight-class athletes. The 3 interrelated conditions of the Male Athlete Triad occur on spectrums of energy deficiency/low energy availability (EA), suppression of the hypothalamic-pituitary-gonadal axis, and impaired bone health, ranging from optimal health to clinically relevant outcomes of energy deficiency/low EA with or without disordered eating or eating disorder, functional hypogonadotropic hypogonadism, and osteoporosis or low bone mineral density with or without bone stress injury (BSI). Because of the importance of bone mass acquisition and health concerns in adolescence, screening is recommended during this time period in the at-risk male athlete. Diagnosis of the Male Athlete Triad is best accomplished by a multidisciplinary medical team. Clearance and return-to-play guidelines are recommended to optimize prevention and treatment. Evidence-based risk assessment protocols for the male athlete at risk for the Male Athlete Triad have been shown to be predictive for BSI and impaired bone health and should be encouraged. Improving energetic status through optimal fueling is the mainstay of treatment. A Roundtable on the Male Athlete Triad was convened by the Female and Male Athlete Triad Coalition in conjunction with the 64th Annual Meeting of the American College of Sports Medicine in Denver, Colorado, in May of 2017. In this second article, the latest clinical research to support current models of screening, diagnosis, and management for at-risk male athlete is reviewed with evidence-based recommendations.
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Affiliation(s)
- Michael Fredericson
- Division of Physical Medicine & Rehabiilitation, Stanford University, Stanford, California
| | - Andrea Kussman
- Division of Physical Medicine & Rehabiilitation, Stanford University, Stanford, California
| | - Madhusmita Misra
- Division of Pediatric Endocrinology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts
| | - Michelle T Barrack
- Department of Family and Consumer Sciences, California State University, Long Beach, Long Beach, California
| | - Mary Jane De Souza
- Department of Kinesiology and Physiology Penn State University, University Park, Pennsylvania
| | - Emily Kraus
- Division of Physical Medicine & Rehabiilitation, Stanford University, Stanford, California
| | | | - Nancy I Williams
- Department of Kinesiology and Physiology Penn State University, University Park, Pennsylvania
| | | | - Aurelia Nattiv
- Department of Family Medicine, University of California, Los Angeles, Los Angeles, California
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Review: questionnaires as measures for low energy availability (LEA) and relative energy deficiency in sport (RED-S) in athletes. J Eat Disord 2021; 9:41. [PMID: 33789771 PMCID: PMC8011161 DOI: 10.1186/s40337-021-00396-7] [Citation(s) in RCA: 20] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/03/2020] [Accepted: 03/17/2021] [Indexed: 11/10/2022] Open
Abstract
BACKGROUND A sustained mismatch between energy intake and exercise energy expenditure (EEE) can lead to Low Energy Availability (LEA), health and performance impairments characteristic of Relative Energy Deficiency in Sport (RED-S). Questionnaires can conveniently identify symptoms and/or LEA/ RED-S risk factors. This study aimed to systematically identify, and critique questionnaires used or developed to measure LEA/ RED-S risk in athletic populations. METHODS A systematic search was conducted using PubMed database. Full text articles were included if: (i) the questionnaire(s) in the study identified LEA and/or RED-S risk; (ii) studies developed questionnaires to identify LEA and/or RED-S risk; (iii) participants belonged to athletic population(s); and (iv) in English. RESULTS Thirty-three articles met the inclusion criteria and were reviewed, 13 questionnaires were identified. Eight questionnaires had undergone validation procedures, and three questionnaires included questions related to EEE. The most widely used validated questionnaires were Low Energy Availability in Females Questionnaire (LEAF-Q) (48% articles) and Eating Disorder Examination Questionnaire (EDE-Q) (12% articles). The LEAF-Q determines LEA risk from symptoms but cannot be used in males as nearly half of the items (n = 12) relate to menstrual function. The EDE-Q serves as a surrogate marker of LEA risk in both sexes, as it measures a major risk factor of LEA, disordered eating. Better validation is needed for many questionnaires and more are needed to address LEA/RED-S risk in male athletes. CONCLUSION These questionnaires may be effective in identifying intentional energy restriction but less valuable in identifying inadvertently failure to increase energy intake with increased EEE.
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Torres-McGehee TM, Emerson DM, Pritchett K, Moore EM, Smith AB, Uriegas NA. Energy Availability with or without Eating Disorder Risk in Collegiate Female Athletes and Performing Artists. J Athl Train 2020; 56:993-1002. [PMID: 33351913 PMCID: PMC8448477 DOI: 10.4085/jat0502-20] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Abstract
CONTEXT Female athletes/performing artists can present with low energy availability (LEA) either through unintentional (e.g., inadvertent undereating) or intentional methods (e.g., eating disorder [ED]). While LEA and ED risk have been examined independently, little research has examined these simultaneously. Awareness of LEA with or without ED risk may provide clinicians with innovative prevention and intervention strategies. OBJECTIVE To examine LEA with or without ED risk (e.g., eating attitudes, pathogenic behaviors) in female collegiate athletes/performing artists. DESIGN Cross-sectional and descriptive. SETTING Free-living in sport-specific settings. PARTICIPANTS Collegiate female athletes/performing artist (n=121; age: 19.8±2.0 years; height: 168.9±7.7 cm; weight: 63.6±9.26 kg) in equestrian (n=28), volleyball (n=12), softball (n=17), beach volleyball (n=18), ballet (n=26) and soccer (n=20) participated in this study. MAIN OUTCOME MEASURES Anthropometric measurements (height, weight, body composition), resting metabolic rate, energy intake, total daily energy expenditure, exercise energy expenditure, Eating Disorder Inventory-3 (EDI-3), and EDI-3 Symptom Checklist were assessed. Chi-square analysis examined differences between LEA and sport type, LEA and ED risk, ED risk and sport type, and pathogenic behaviors and sport type. RESULTS Female athletes/performing artists (81%; n=98) displayed LEA and significant differences were found between LEA and sport type (χ25=43.8, P<.01). Female athletes/performing artists (76.0%; n=92) presented with ED risk with no significant difference between ED risk and sport. EDI-3 Symptom Checklist revealed 61.2% (n=74) engaged in pathogenic behaviors, with dieting the most common (51.2%; n=62). Athletes/performing artist displayed LEA with ED risk (76.0%; n=92). No significant differences were found between LEA with ED risk and sport. Softball was the highest with 82.4% (n=14) reporting LEA with ED risk followed by ballet (76%; n=19). CONCLUSION Our results suggest a large proportion of collegiate female athletes/performing artists are at risk for LEA with ED risk, thus warranting education, identification, prevention, and intervention strategies relative to fueling for performance.
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Affiliation(s)
| | | | - Kelly Pritchett
- Central Washington University, , Twitter Handle: @KPritchettRD
| | - Erin M Moore
- University of South Florida, , Twitter Handle: @ErinMMoore2
| | - Allison B Smith
- University of South Carolina, , Twitter Handle: @ally_smith6
| | - Nancy A Uriegas
- University of South Carolina, , Twitter Handle: @Nancy_Uriegas
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Koltun KJ, Williams NI, De Souza MJ. Female Athlete Triad Coalition cumulative risk assessment tool: proposed alternative scoring strategies. Appl Physiol Nutr Metab 2020; 45:1324-1331. [PMID: 32502379 DOI: 10.1139/apnm-2020-0131] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
We (i) identified alternative scoring strategies for the Female Athlete Triad Coalition cumulative risk assessment (CRA) tool to be utilized when particular risk factors (bone mineral density (BMD), oligomenorrhea/amenorrhea) cannot be determined; (ii) objectively defined dietary restriction for use in the CRA tool; and (iii) explored proxy measures of energy deficiency. This cross-sectional investigation of exercising women (n = 166) utilized an existing database derived from multiple studies designed to assess health, exercise, and menstrual function. Data from the screening/baseline period of each study included: anthropometrics, dual-energy X-ray absorptiometry, disordered eating questionnaires, descriptive data, and proxy measures of energy deficiency (total triiodothyronine (TT3) and ratio of measured-to-predicted resting metabolic rate (mRMR/pRMR)). Substituting delayed menarche for BMD was the best-fit replacement resulting in 15 (9%) participants being categorized in different clearance categories. When menstrual status cannot be assessed, such as during hormonal contraceptive use, low energy availability (EA) determined using self-report and disordered eating questionnaires was the best substitution, resulting in 34 (20%) participants being categorized in different clearance categories. Based on original clearance categorizations, the provisional group had lower TT3 (78.3 ± 2.2 ng/dL; 92.7 ± 2.7 ng/dL) and Harris-Benedict mRMR/pRMR (0.85 ± 0.01; 0.90 ± 0.01) than the full group. Until an updated risk assessment tool is developed, delayed menarche can substitute for low BMD and low EA for oligomenorrhea/amenorrhea. Novelty This investigation addresses previous limitations of the Triad CRA tool. Disordered eating questionnaires can be used to objectively identify dietary restriction for the low EA risk factor. When a risk factor cannot be assessed, delayed menarche can substitute for low BMD and low EA for oligomenorrhea/amenorrhea.
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Affiliation(s)
- Kristen J Koltun
- Women's Health and Exercise Lab, Department of Kinesiology, College of Health and Human Development, The Pennsylvania State University, PA 16803, USA.,Women's Health and Exercise Lab, Department of Kinesiology, College of Health and Human Development, The Pennsylvania State University, PA 16803, USA
| | - Nancy I Williams
- Women's Health and Exercise Lab, Department of Kinesiology, College of Health and Human Development, The Pennsylvania State University, PA 16803, USA.,Women's Health and Exercise Lab, Department of Kinesiology, College of Health and Human Development, The Pennsylvania State University, PA 16803, USA
| | - Mary Jane De Souza
- Women's Health and Exercise Lab, Department of Kinesiology, College of Health and Human Development, The Pennsylvania State University, PA 16803, USA.,Women's Health and Exercise Lab, Department of Kinesiology, College of Health and Human Development, The Pennsylvania State University, PA 16803, USA
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Holtzman B, Ackerman KE. Comment on: “Comparison of Female Athlete Triad Coalition and RED-S risk assessment tools”. J Sports Sci 2020; 38:994-995. [DOI: 10.1080/02640414.2020.1738119] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
Affiliation(s)
- Bryan Holtzman
- Female Athlete Program, Division of Sports Medicine, Boston Children’s Hospital, Boston, MA, USA
- Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - Kathryn E. Ackerman
- Female Athlete Program, Division of Sports Medicine, Boston Children’s Hospital, Boston, MA, USA
- Neuroendocrine Unit, Massachusetts General Hospital, Boston, MA, USA
- Harvard Medical School, Boston, MA, USA
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De Souza MJ, Williams NI, Koltun KJ, Strock NCA. Female Athlete Triad Coalition risk assessment tool is an evidenced-based tool that is reliable and well-described. J Sports Sci 2020; 38:996-999. [DOI: 10.1080/02640414.2020.1738120] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
Affiliation(s)
- Mary Jane De Souza
- Women’s Health and Exercise Lab, Department of Kinesiology and Physiology, College of Health and Human Development, The Pennsylvania State University, University Park, PA, USA
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