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Qiu R, Gu Y, Xie C, Wang Y, Sheng Y, Zhu J, Yue Y, Cao J. Virtual reality-based targeted cognitive training program for Chinese older adults: A feasibility study. Geriatr Nurs 2022; 47:35-41. [PMID: 35839753 DOI: 10.1016/j.gerinurse.2022.06.007] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/29/2022] [Revised: 06/11/2022] [Accepted: 06/14/2022] [Indexed: 11/04/2022]
Abstract
OBJECTIVE To investigate the acceptance and tolerance of a targeted cognitive training program with virtual reality (VR) in Chinese older adults. METHODS We developed a VR-based program consisting of five games for cognitive training. Fourteen older adults voluntarily participated in the VR training program from January 1 to 22, 2022. The tolerance of the participants and acceptance of the video-based training were assessed after training. RESULTS Of the participants, 8 (57.1%) had normal cognitive function, and 6 (42.9%) had cognitive impairment. The participants tolerated the program well with a total SSQ (simulated sickness questionnaire) score of 10.42±12.97. Regarding acceptance, 97.6% of subjects found VR equipment to be easy to use, 76.2% said it was a positive experience, and 57.1% thought VR devices were attractive. CONCLUSION This study shows that VR-based cognitive training was well tolerated by Chinese older adults, without major or severe adverse events.
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Affiliation(s)
- Ruxia Qiu
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China; School of Nursing, Fudan University, Shanghai, China
| | - Yanhong Gu
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China; School of Nursing, Fudan University, Shanghai, China.
| | - Chuantao Xie
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China; School of Nursing, Fudan University, Shanghai, China
| | - Yanan Wang
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China
| | - Ying Sheng
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China
| | - Jinfen Zhu
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China
| | - Ying Yue
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China
| | - Jianmin Cao
- Shanghai Fifth People's Hospital, Fudan University, Shanghai, China
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2
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Rapid cognitive assessment tools for screening of mild cognitive impairment in the preoperative setting: A systematic review and meta-analysis. J Clin Anesth 2022; 78:110682. [DOI: 10.1016/j.jclinane.2022.110682] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/11/2021] [Revised: 01/21/2022] [Accepted: 02/07/2022] [Indexed: 12/29/2022]
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3
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Imai A, Matsuoka T, Kato Y, Narumoto J. Diagnostic performance and neural basis of the combination of free- and pre-drawn Clock Drawing Test. Int J Geriatr Psychiatry 2022; 37. [PMID: 35278001 DOI: 10.1002/gps.5699] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/26/2021] [Accepted: 03/01/2022] [Indexed: 11/11/2022]
Abstract
OBJECTIVES This study aimed to clarify the diagnostic performance and neural basis of the Clock Drawing Test (CDT) combining free- and pre-drawn methods. METHODS This retrospective study included 165 participants (91 with Alzheimer disease [AD], 52 with amnestic mild cognitive impairment [aMCI], and 22 healthy controls [HC]), who were divided into four groups according to their free- and pre-drawn CDT scores: group 1, could do both; group 2, impaired in both; group 3, impaired in pre-drawn CDT; and group 4, impaired in free-drawn CDT. The diagnostic performances of the free-drawn, pre-drawn, and combination methods were compared using receiver operating characteristics analysis; in voxel-based morphometry analysis, the gray matter (GM) volume of groups 2-4 were compared with that of group 1. RESULTS The area under the curve of the combination method was greater than that of the free- or pre-drawn method alone when comparing AD with HC or aMCI. Group 2 had a significantly smaller GM volume in the bilateral temporal lobes than group 1. Group 3 had a trend toward smaller GM volumes in the right temporal lobe when a liberal threshold was applied. Group 4 had significantly smaller GM volumes in the left temporal lobe than group 1. CONCLUSIONS This study suggests that the combination method may be able to screen for a wider range of brain dysfunction. Combined use of free- and pre-drawn CDT may be useful for screening for AD and its early detection and treatment.
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Affiliation(s)
- Ayu Imai
- Department of Psychiatry, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan
| | - Teruyuki Matsuoka
- Department of Psychiatry, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan
| | - Yuka Kato
- Department of Psychiatry, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan
| | - Jin Narumoto
- Department of Psychiatry, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan
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Evaluation of Available Cognitive Tools Used to Measure Mild Cognitive Decline: A Scoping Review. Nutrients 2021; 13:nu13113974. [PMID: 34836228 PMCID: PMC8623828 DOI: 10.3390/nu13113974] [Citation(s) in RCA: 26] [Impact Index Per Article: 8.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/15/2021] [Revised: 10/28/2021] [Accepted: 10/29/2021] [Indexed: 11/17/2022] Open
Abstract
Cognitive decline is a broad syndrome ranging from non-pathological/age-associated cognitive decline to pathological dementia. Mild cognitive impairment MCI) is defined as the stage of cognition that falls between normal ageing and dementia. Studies have found that early lifestyle interventions for MCI may delay its pathological progression. Hence, this review aims to determine the most efficient cognitive tools to discriminate mild cognitive decline in its early stages. After a systematic search of five online databases, a total of 52 different cognitive tools were identified. The performance of each tool was assessed by its psychometric properties, administration time and delivery method. The Montreal Cognitive Assessment (MoCA, n = 15), the Mini-Mental State Examination (MMSE, n = 14) and the Clock Drawing Test (CDT, n = 4) were most frequently cited in the literature. The preferable tools with all-round performance are the Six-item Cognitive Impairment Test (6CIT), MoCA (with the cut-offs of ≤24/22/19/15.5), MMSE (with the cut-off of ≤26) and the Hong Kong Brief Cognitive Test (HKBC). In addition, SAGE is recommended for a self-completed survey setting whilst a 4-point CDT is quick and easy to be added into other cognitive assessments. However, most tools were affected by age and education levels. Furthermore, optimal cut-off points need to be cautiously chosen while screening for MCI among different populations.
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An K, Guo P, Zhang H, Zhu W, Cao W, Shi J, Wang S. Decreased Plasma Level of Lipoprotein Lipase Predicted Verbal Disfluency in Chinese Type 2 Diabetes Mellitus Patients with Early Cognitive Deficits. Curr Alzheimer Res 2021; 18:656-666. [PMID: 34551696 DOI: 10.2174/1567205018666210922105850] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2021] [Revised: 08/06/2021] [Accepted: 08/18/2021] [Indexed: 11/22/2022]
Abstract
BACKGROUND Lipoprotein Lipase (LPL) is the rate-limiting enzyme catalyzing the hydrolysis of triglycerides and contributes to the amyloid-β formation, which shows promise as a pathological factor of cognitive decline in Type 2 Diabetes Mellitus (T2DM). This study aimed to investigate the pathogenetic roles of LPL and rs328 polymorphism in Mild Cognitive Impairment (MCI) in patients with T2DM. METHODS Chinese patients with T2DM were recruited and divided into two groups based on the Montreal Cognitive Assessment score. Demographic data were collected, LPL was measured and neuropsychological test results were examined. RESULTS Seventy-nine patients with diabetes and MCI had significantly decreased plasma LPL levels (p = 0.007) when compared with health-cognition controls (n = 91). Correlation analysis revealed that LPL was positively correlated with clock drawing test (r = 0.158, p = 0.043) and logical memory test (r = 0.162, p = 0.037), while lipoprotein a (r = -0.214, p = 0.006) was inversely associated with LPL. Logistic regression analysis further demonstrated that LPL concentration was an independent factor for diabetic MCI (p = 0.036). No significant differences were observed in the distributions of rs328 variants between patients with MCI and the controls. Moreover, no remarkable association was found among plasma LPL levels, cognitive performances, and lipid levels between the genotypic subgroups. The trail making test A was increased in the GC group when compared with the CC genotype in the control group. CONCLUSION Decreased plasma level of LPL could probably predict early cognitive deficits, especially verbal disfluency.
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Affiliation(s)
- Ke An
- Department of Endocrinology, Affiliated Zhongda Hospital of Southeast University, No. 87 Ding Jia Qiao Road, Nanjing, 210009, China
| | - Peng Guo
- Changlu Street Community Health Service Center, No. 68 Bai Yu Road, Nanjing, 211512, China
| | - Haoqiang Zhang
- Department of Endocrinology, Affiliated Zhongda Hospital of Southeast University, No. 87 Ding Jia Qiao Road, Nanjing, 210009, China
| | - Wenwen Zhu
- Department of Endocrinology, Affiliated Zhongda Hospital of Southeast University, No. 87 Ding Jia Qiao Road, Nanjing, 210009, China
| | - Wuyou Cao
- Department of Endocrinology, Affiliated Zhongda Hospital of Southeast University, No. 87 Ding Jia Qiao Road, Nanjing, 210009, China
| | - Jijing Shi
- Department of Endocrinology, Affiliated Zhongda Hospital of Southeast University, No. 87 Ding Jia Qiao Road, Nanjing, 210009, China
| | - Shaohua Wang
- Department of Endocrinology, Affiliated Zhongda Hospital of Southeast University, No. 87 Ding Jia Qiao Road, Nanjing, 210009, China
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Sagiadinou M, Plerou A. Brief Cognitive Tests in the Case of Dementia and Alzheimer's Disease Early Diagnosis. ADVANCES IN EXPERIMENTAL MEDICINE AND BIOLOGY 2020; 1195:127-135. [PMID: 32468467 DOI: 10.1007/978-3-030-32633-3_17] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
Nowadays, Alzheimer's disease (AD) diagnosis is considered to be a crucial and extremely complex process. Nevertheless, psychometric tools, like Mini-Mental State Evaluation (MMSE), are used to address cognitive function assessment and clinical evaluation processes. However, MMSE's sensitivity in the diagnosis of mild cognitive impairment is debatable in terms of education, age, or nationality. Typical psychometric tools with the use of "paper and pencil" methods combined with physiology measurements are proposed in order to enhance validity and effectiveness in the case of Alzheimer's disease cognitive deficits. The objective of this review study is to highlight the effectiveness of brief cognitive tests (BCT) in the case of dementia and Alzheimer's disease screening. Authors' future work will focus on the application of BCT in MCI diagnosis and evaluation.
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Affiliation(s)
| | - Antonia Plerou
- Department of Informatics, Ionian University, Corfu, Greece
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7
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Tripathi RK, Verma Y, Srivastava A, Shukla TS, Usman K, Ali W, Tiwari SC. Usefulness of clock-drawing test in Indian older adults with diabetes mellitus. Indian J Psychiatry 2020; 62:59-65. [PMID: 32001932 PMCID: PMC6964444 DOI: 10.4103/psychiatry.indianjpsychiatry_62_18] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/03/2018] [Revised: 10/17/2019] [Accepted: 11/04/2019] [Indexed: 11/30/2022] Open
Abstract
BACKGROUND Clock-drawing test (CDT) is a simple, quick, and bedside cognitive screening test which measures different cognitive domains but has some limitations. The aim of this study was to examine the usefulness of CDT for Indian older adult based on a part of an ICMR-funded research project, New Delhi, India. MATERIALS AND METHODS Sample comprised seventy participants (38 controls and 32 cases) aged 60 years and above included according to the inclusion/exclusion criteria in a consecutive series. Participants, who gave written informed consent, residing permanently in the area of Chowk, Lucknow, constituted the study sample. Semistructured sociodemographic details and medical history pro forma, socioeconomic status scale, General Health Questionnaire-12 (GHQ-12), CDT, and Hindi cognitive screening test (HCST) were administered. Biochemical investigations were carried out, and blood glucose level (fasting ≤100 mg/dl and postprandial ≤140 mg/dl) was considered for having diabetes mellitus (DM). The participants were categorized into two groups: (1) case: participants with DM only and (2) control: participants without discernible abnormality of physical illness and GHQ negative. Data were analyzed using percentages, t-test, the Chi-square test, sensitivity, and specificity. RESULTS About 71.05% participants in control and 81.25% in the case group have cognitive impairment on CDT. Significantly higher illiterates (P < 0.05) were found to be significantly more cognitively impaired on HCST. CDT has a high level of sensitivity (0.71) and low specificity (0.23) when compared with HCST. CONCLUSION CDT had screening bias to Indian older adults as a higher number of literates (almost double) and illiterates (four times) were found to be cognitively impaired compared to on HCST. Usefulness of CDT to screen Indian older adults for cognitive impairment is debatable.
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Affiliation(s)
- Rakesh Kumar Tripathi
- Department of Geriatric Mental Health, King George's Medical University, Lucknow, Uttar Pradesh, India
| | - Yashi Verma
- Department of Geriatric Mental Health, King George's Medical University, Lucknow, Uttar Pradesh, India
| | - Anamika Srivastava
- Department of Geriatric Mental Health, King George's Medical University, Lucknow, Uttar Pradesh, India
| | - Tanu Shree Shukla
- Department of Geriatric Mental Health, King George's Medical University, Lucknow, Uttar Pradesh, India
| | - Kauser Usman
- Department of Medicine, King George's Medical University, Lucknow, Uttar Pradesh, India
| | - Wahid Ali
- Department of Pathology, King George's Medical University, Lucknow, Uttar Pradesh, India
| | - Sarvada Chandra Tiwari
- Department of Geriatric Mental Health, King George's Medical University, Lucknow, Uttar Pradesh, India
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8
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Dynamic Handwriting Analysis for Neurodegenerative Disease Assessment: A Literary Review. APPLIED SCIENCES-BASEL 2019. [DOI: 10.3390/app9214666] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
Studying the effects of neurodegeneration on handwriting has emerged as an interdisciplinary research topic and has attracted considerable interest from psychologists to neuroscientists and from physicians to computer scientists. The complexity of handwriting, in fact, appears to be sensitive to age-related impairments in cognitive functioning; thus, analyzing handwriting in elderly people may facilitate the diagnosis and monitoring of these impairments. A large body of knowledge has been collected in the last thirty years thanks to the advent of new technologies which allow researchers to investigate not only the static characteristics of handwriting but also especially the dynamic aspects of the handwriting process. The present paper aims at providing an overview of the most relevant literature investigating the application of dynamic handwriting analysis in neurodegenerative disease assessment. The focus, in particular, is on Parkinon’s disease (PD) and Alzheimer’s disease (AD), as the two most widespread neurodegenerative disorders. More specifically, the studies taken into account are grouped in accordance with three main research questions: disease insight, disease monitoring, and disease diagnosis. The net result is that dynamic handwriting analysis is a powerful, noninvasive, and low-cost tool for real-time diagnosis and follow-up of PD and AD. In conclusion of the paper, open issues still demanding further research are highlighted.
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9
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Hao L, Xing Y, Li X, Mu B, Zhao W, Wang G, Wang T, Jia J, Han Y. Risk Factors and Neuropsychological Assessments of Subjective Cognitive Decline ( plus) in Chinese Memory Clinic. Front Neurosci 2019; 13:846. [PMID: 31474820 PMCID: PMC6702310 DOI: 10.3389/fnins.2019.00846] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/17/2019] [Accepted: 07/30/2019] [Indexed: 01/22/2023] Open
Abstract
Background Since subjective cognitive decline (SCD) was standardized in 2014, many studies have investigated its features. However, the risk of SCD (plus) progressing to AD is much higher, and yet there have been few studies reporting the risk factors and neuropsychological assessment characteristics of SCD (plus). Objective To characterize SCD (plus) by comparing it with normal control (NC), amnesic mild cognitive impairment (aMCI), and Alzheimer Disease (AD) regarding their demographics, lifestyle, family history of dementia, multimorbidity and the neuropsychological assessments. Methods A total of 135 participants were recruited, including 23 NC, 30 SCD (plus), 45 aMCI and 37 AD. Descriptive statistics were provided. A logistic regression model was used to analyze the affecting factors of SCD (plus), and finally the Receiver Operating Characteristic (ROC) analysis was applied to distinguish between SCD (plus) and NC. Results (1) SCD (plus) group was younger than both the aMCI group and AD group. It consisted of more participants with mental work and higher body mass index (BMI) than the AD group. (2) Scores of Auditory Verbal Learning Test - Immediate recall (AVLT-IR) and AVLT-Long delayed recall (AVLT-LR) decreased in the following order: NC→SCD (plus)→aMCI→AD. (3) The Area Under Curve (AUC) for discriminating SCD (plus) and NC group was from 0.673 to 0.838. Conclusion Aging is an important risk factor of both NC progressing to SCD (plus), and SCD (plus) progressing to aMCI or AD. In addition to aging, lower education level and lower BMI were significantly associated with greater odds of SCD (plus) progressing to aMCI or AD patients, whereas mental work was a protective factor of SCD (plus) progressing to AD. Finally, AVLT is a sensitive indicator of the cognitive decline and impairment in SCD (plus) in relative to normal controls.
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Affiliation(s)
- Lixiao Hao
- Department of Geriatrics, Xuanwu Hospital of Capital Medical University, Beijing, China.,Department of General Practice, Xuanwu Hospital of Capital Medical University, Beijing, China
| | - Yue Xing
- Radiological Sciences, Division of Clinical Neuroscience, Queen's Medical Centre, The University of Nottingham, Nottingham, United Kingdom
| | - Xuanyu Li
- Department of Neurology, Xuanwu Hospital of Capital Medical University, Beijing, China
| | - Bin Mu
- Department of Neurology, Xuanwu Hospital of Capital Medical University, Beijing, China
| | - Weina Zhao
- Department of Neurology, Xuanwu Hospital of Capital Medical University, Beijing, China.,Department of Neurology, Hongqi Hospital of Mudanjiang Medical University, Mudanjiang, China
| | - Gubing Wang
- Faculty of Industrial Design Engineering, Delft University of Technology, Delft, Netherlands
| | - Ting Wang
- Department of General Practice, School of General Practice and Continuing Education of Capital Medical University, Beijing, China
| | - Jianguo Jia
- Department of General Surgery, Xuanwu Hospital of Capital Medical University, Beijing, China
| | - Ying Han
- Department of Neurology, Xuanwu Hospital of Capital Medical University, Beijing, China.,Beijing Institute of Geriatrics, Beijing, China.,National Clinical Research Center for Geriatric Disorders, Beijing, China.,Center of Alzheimer's Disease, Beijing Institute for Brain Disorders, Beijing, China
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10
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Shanhu X, Linhui C, Xiaoqing J, Jing Y, Saizhu X, Ying X, Caixia L, Yu J. Effects of age and education on clock-drawing performance by elderly adults in China. Clin Neuropsychol 2019; 33:96-105. [PMID: 31322036 DOI: 10.1080/13854046.2019.1640285] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
Affiliation(s)
- Xu Shanhu
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
| | - Chen Linhui
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
| | - Jin Xiaoqing
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
| | - Yan Jing
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
| | - Xu Saizhu
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
| | - Xu Ying
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
| | - Liu Caixia
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
| | - Jin Yu
- Department of Neurology, Zhejiang Hospital, Hangzhou, China
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Duro D, Freitas S, Tábuas-Pereira M, Santiago B, Botelho MA, Santana I. Discriminative capacity and construct validity of the Clock Drawing Test in Mild Cognitive Impairment and Alzheimer's disease. Clin Neuropsychol 2018; 33:1159-1174. [PMID: 30422076 DOI: 10.1080/13854046.2018.1532022] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Abstract
Objectives: The aim of this study was to analyze the psychometric and diagnostic properties of the Clock Drawing Test (CDT), scored according to the Babins, Rouleau, and Cahn scoring systems, for Mild Cognitive Impairment (MCI) and Alzheimer's disease (AD) screening, and develop corresponding cutoff scores. Additionally, we assessed the construct validity of the CDT through exploratory and confirmatory factor analysis. Methods: We developed a cross-sectional study of ambulatory MCI and AD patients, divided in two clinical groups (450 MCI and 250 mild AD patients) and a normal control group (N = 400). All participants were assessed with the CDT, Mini-Mental State Examination (MMSE) and Montreal Cognitive Assessment (MoCA) for convergent validity. Results: The selected scoring systems presented adequate validity and reliability values. The proposed cutoff scores showed 60 to 65% sensitivity and 58 to 62% specificity to identify MCI patients. The corresponding values for AD were 84 to 90% sensitivity and 76 to 78% specificity. Exploratory and confirmatory factor analysis revealed that the Babins scoring system had good construct validity and allowed us to propose a three-factor model for this system. Conclusions: Our results confirmed the complexity of the CDT and support it as a cognitive screening instrument particularly sensitive to AD. The use of the CDT with MCI patients should be interpreted with more caution due to the lower sensitivity and specificity for milder forms of cognitive impairment.
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Affiliation(s)
- Diana Duro
- Neurology Department, Centro Hospitalar e Universitário de Coimbra , Coimbra , Portugal.,Faculty of Medicine, University of Coimbra , Coimbra , Portugal.,Center for Research in Neuropsychology and Cognitive and Behavioral Intervention, University of Coimbra , Coimbra , Portugal
| | - Sandra Freitas
- Center for Research in Neuropsychology and Cognitive and Behavioral Intervention, University of Coimbra , Coimbra , Portugal.,Center for Neuroscience and Cell Biology, University of Coimbra , Coimbra , Portugal
| | - Miguel Tábuas-Pereira
- Neurology Department, Centro Hospitalar e Universitário de Coimbra , Coimbra , Portugal.,Faculty of Medicine, University of Coimbra , Coimbra , Portugal
| | - Beatriz Santiago
- Neurology Department, Centro Hospitalar e Universitário de Coimbra , Coimbra , Portugal
| | | | - Isabel Santana
- Neurology Department, Centro Hospitalar e Universitário de Coimbra , Coimbra , Portugal.,Faculty of Medicine, University of Coimbra , Coimbra , Portugal
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Cumming TB, Lowe D, Linden T, Bernhardt J. The AVERT MoCA Data: Scoring Reliability in a Large Multicenter Trial. Assessment 2018; 27:976-981. [DOI: 10.1177/1073191118771516] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
The Montreal Cognitive Assessment (MoCA) is a widely used cognitive screening tool in stroke. As scoring the visuospatial/executive MoCA items involves subjective judgement, reliability is important. Analyzing data on these items from A Very Early Rehabilitation Trial (AVERT), we compared the original scoring of assessors ( n = 102) to blind scoring by a single, independent rater. In a sample of scoresheets from 1,119 participants, we found variable interrater reliability. The match between original assessors and the independent rater was the following: trail-making 97% (κ = 0.94), cube copy 90% (κ = 0.80), clock contour 92% (κ = 0.49), clock numbers 89% (κ = 0.67), and clock hands 72% (κ = 0.46). For all items except clock contour, the independent rater was “stricter” than the original assessors. Discrepancies were typically errors in original scoring, rather than borderline differences in subjective judgement. In trials that include the MoCA, researchers should emphasize scoring rules to assessors and implement independent data checking, especially for clock hands, to maximize accuracy.
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Affiliation(s)
- Toby B. Cumming
- Florey Institute of Neuroscience and Mental Health, University of Melbourne, Melbourne, Australia
| | - Danielle Lowe
- Florey Institute of Neuroscience and Mental Health, University of Melbourne, Melbourne, Australia
| | - Thomas Linden
- Institute of Neuroscience and Physiology, Gothenburg University, Gothenburg, Sweden
| | - Julie Bernhardt
- Florey Institute of Neuroscience and Mental Health, University of Melbourne, Melbourne, Australia
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13
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Duro D, Tábuas-Pereira M, Freitas S, Santiago B, Botelho MA, Santana I. Validity and Clinical Utility of Different Clock Drawing Test Scoring Systems in Multiple Forms of Dementia. J Geriatr Psychiatry Neurol 2018; 31:114-122. [PMID: 29742972 DOI: 10.1177/0891988718774432] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
The Clock Drawing Test (CDT) has a known potential for the detection of cognitive impairment in populations with dementia, especially Alzheimer disease (AD). Our aim was to compare the clinical utility of 3 CDT scoring systems (Rouleau, Cahn, and Babins) in several pathologies with cognitive compromise from a tertiary center memory clinic. We selected patients with a clinical diagnosis of mild stage AD, behavioral variant frontotemporal dementia (FTD), vascular dementia (VaD), dementia with Lewy bodies (DLB), and Parkinson disease with dementia (PDD). The results showed significant differences between the several diagnoses with the following pattern of results: AD, DLB < FTD, VaD, PDD. Qualitative analysis of clock drawing errors confirmed the stimulus-bound response as a hallmark of AD, while conceptual deficit was significantly more prevalent in patients with AD and DLB. Our results supported the CDT potential as a cognitive screening measure for mild dementia, particularly sensitive to AD and DLB, especially when we used the Cahn scoring system and its analysis of qualitative errors.
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Affiliation(s)
- Diana Duro
- 1 Faculty of Medicine, University of Coimbra, Coimbra, Portugal.,2 Neurology Department, Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal
| | - Miguel Tábuas-Pereira
- 2 Neurology Department, Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal
| | - Sandra Freitas
- 1 Faculty of Medicine, University of Coimbra, Coimbra, Portugal
| | - Beatriz Santiago
- 2 Neurology Department, Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal
| | | | - Isabel Santana
- 1 Faculty of Medicine, University of Coimbra, Coimbra, Portugal.,2 Neurology Department, Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal
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14
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An Experimental Protocol to Support Cognitive Impairment Diagnosis by using Handwriting Analysis. ACTA ACUST UNITED AC 2018. [DOI: 10.1016/j.procs.2018.10.141] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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15
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Zhang H, Loi SM, Zhou S, Zhao M, Lv X, Wang J, Wang X, Lautenschlager N, Yu X, Wang H. Dementia Literacy among Community-Dwelling Older Adults in Urban China: A Cross-sectional Study. Front Public Health 2017. [PMID: 28638820 PMCID: PMC5461251 DOI: 10.3389/fpubh.2017.00124] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022] Open
Abstract
Objective Delay in seeking diagnosis of dementia is common in China. Misinformation and poor knowledge about dementia may contribute to it. The study was designed to explore the nationwide dementia literacy among older adults in urban China and to investigate the factors associated with overall dementia literacy. Methods In a cross-sectional study, a convenience sample of 3,439 community-dwelling old adults aged 60 and over was recruited from 34 cities in 20 provinces between June 20 and August 20, 2014. All participants were administered the face-to-face mental health literacy questionnaire, which included the prevalence, symptoms, intention, and options for treatment of dementia. Stepwise multivariate regression analysis was used to explore factors associated with overall dementia literacy. Results The response rate was 87.4%. The overall dementia literacy was 55.5% (SD = 20.9%) among all respondents. The correct response rate was higher for questions on symptoms (58.7–89.6%), but lower for questions on the prevalence (22.2%) and choosing appropriate professional care personnel (22.2%). Being male [OR = 1.256, 95% CI (1.022–1.543)], having lower per capita annual income [OR = 1.314, 95% CI (1.064–1.623)], lower education [OR = 1.462, 95% CI (1.162–1.839)], and suspected depression [OR = 1.248, 95% CI (1.009–1.543)] were negatively associated with overall dementia literacy. Conclusion Dementia literacy among community-dwelling older adults in urban China remains very low, in particular about the impact of dementia and appropriate treatment personnel. Community educational programs aiming to close this knowledge gap are encouraged to focus on those in the population at highest risk of low dementia literacy.
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Affiliation(s)
- Haifeng Zhang
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Beijing, China
| | - Samantha M Loi
- Academic Unit for Psychiatry of Old Age, Department of Psychiatry, The University of Melbourne, Parkville, VIC, Australia.,Aged Persons Mental Health Program, North Western Mental Health, Melbourne Health, Parkville, VIC, Australia
| | - Shu'aijun Zhou
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,Institute of Medical Education, Peking University Health Science Center, Beijing, China
| | - Mei Zhao
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Beijing, China
| | - Xiaozhen Lv
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Beijing, China
| | - Jing Wang
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Beijing, China
| | - Xiao Wang
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Beijing, China
| | - Nicola Lautenschlager
- Academic Unit for Psychiatry of Old Age, Department of Psychiatry, The University of Melbourne, Parkville, VIC, Australia.,Aged Persons Mental Health Program, North Western Mental Health, Melbourne Health, Parkville, VIC, Australia
| | - Xin Yu
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Beijing, China
| | - Huali Wang
- Dementia Care and Research Center, Peking University Institute of Mental Health (Sixth Hospital), Beijing, China.,Beijing Key Laboratory for Translational Research on Diagnosis and Treatment of Dementia, Beijing, China.,National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Beijing, China
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