The Chalder fatigue scale is widely used to measure physical and mental fatigue in chronic fatigue syndrome patients, but the constructs of the scale have not. Previous validation studies of the Chalder Fatigue Scale (CFS) suffer methodological shortcomings. The present study aimed to re-evaluate its. PDF | On Jan 4, , Craig Andrew Jackson and others published The Chalder Fatigue Scale (CFQ 11).

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Model modification was performed based on modification index with reference to standardized expected parameter change [ 26 ]. The NEO personality inventory-revised: Future psychometric studies could adopt the ESEM approach as a practical alternative to traditional confirmatory factor analysis.

Chalder fatigue scale

Fatigue in the general Norwegian population: Asparouhov T, Muthen B. Measuring fatigue in haemodialysis patients: Accepted Feb Cross-cultural validation of the Chalder Fatigue Questionnaire in Brazilian primary care. The Chalder fatigue scale is widely used to measure physical and mental fatigue in chronic fatigue syndrome patients, but the constructs of the scale have not been examined in this patient sample.

Testing gender invariance of the Hospital Anxiety and Depression Scale using the classical approach and Bayesian approach.

Anxiety and depression were measured using the item, 4-point Chinese Hospital Anxiety and Depression Scale [ 1920 ]. Post-traumatic growth in ex- military personnel: Support Center Support Center. Ng would like to thank the Hong Kong Hospital Authority for the funding support in the study.

Conflict of interest The authors have no competing interests to report. Predictors of fatigue and work ability in cancer survivors. Exploratory structural equation modeling of personality data. Association of quality of life with disease characteristics and treatment outcomes in patients with advanced gastric cancer: However, the revised three-factor CFA model still failed to provide an acceptable fit.

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Problems with tiredness 2.

The CFS was originally perceived as comprising two subscales that evaluate fatigue in the physical and mental domains. From This Paper Figures, tables, and topics from this paper. The need for a reliable self-completion tool that can measure this subjective condition, either in extreme clinical cases or in routine day-to-day functioning, has never been greater [ 3 ].

They compared the fit of a two-factor correlated model with a two-factor model with a second-order factor see their Fig. Questionnaire Reviews All Journals search input. A Chinese sample of community-dwelling residents completed the item Chinese CFS and a variety of health measures anxiety, depression, exhaustion, sleep disturbance, and quality of life.

The present study aimed to re-evaluate its psychometric properties using exploratory structural equation modeling ESEM. ZieaVivian C. Citing articles via Web of Science The CFQ aftigue has been used widely in studies ascertaining tiredness among working chlader as well as patient groups and consistently fares extremely well against other longer and multidimensional tools [ 6 ].

Exploring the validity of the Chalder Fatigue scale in chronic fatigue syndrome.

The scale has shown adequate degrees of reliability and convergent validity [ 589 ]. Factor 2 was correlated with difficulties in maintaining sleep. Depressive disorder Sleep Wake Disorders Mental association. Cutoff criteria for fit indexes in covariance structure analysis: The total scale scores for anxiety seven itemsdepression seven itemsand sleep disturbance ranged from 0 to Less strength in muscles 1.

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Showing of 33 references. The global score also spans two dimensions—physical fatigue measured by items 1—7 and psychological fatigue measured by items 8— Overall, the respondents displayed moderate levels of fatigue, with item means ranging from. However, unlike CFA, exploratory factor analysis does not accommodate the use of model covariates fattigue residual correlations. References Publications referenced by this paper.

The present study aimed to re-evaluate its psychometric properties using exploratory structural equation modeling ESEM. Practical Assessment, Research and Evaluation.

Confirmatory factor analysis and reliability of the Chinese version of the Maslach Burnout Inventory among guidance teachers in Hong Kong.

Factor analyses of the Hospital Anxiety and Depression Scale: The majority of participants was married Despite some empirical support for the two-factor structure [ 810 ], previous validation studies of the CFS suffer methodological shortcomings. We examined the constructs of the item fatigue scale in a sample of chronic fatigue syndrome patients through principal components analysis, followed by correlations with measures of subjective and objective cognitive performance, physiological measures of strength and functional work capacity, depression, anxiety, and subjective sleep difficulties.

The factors exhibited convergent validity with the model covariates and health measures. Fong Sleep medicine Quality of Life Research.

The prevalence and morbidity of chronic fatigue and chronic fatigue syndrome:

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