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. Mult Scler. Apr;22(5) doi: / Epub Jul The Chalder Fatigue Questionnaire is a valid and reliable measure of. PDF | On Jan 4, , Craig Andrew Jackson and others published The Chalder Fatigue Scale (CFQ 11).

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Assessment of fatigue among working people: Fatigue is one of the most distressing symptoms of multiple sclerosis MS. Loneliness and social isolation of military veterans: More on chslder topic The psychological and physiological health effects of fatigue. Factor 4 was correlated with interview and self-rated measures of depression.

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Fatigue in the general Norwegian population: 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 sub-scales of physical and psychological fatigue are not used here, but rather the respondent receives a global binary fatigue score ranging from 0 to To evaluate the psychometric properties of an item fatigue severity measure, the Chalder Quetsionnaire Questionnaire CFQ in MS including validity of the factor structure, internal reliability, discriminant validity and sensitivity to change.


Measuring MS fatigue poses a number of challenges.

Data analysis included confirmatory factor analysis to determine the factor structure and model fit, correlations to assess discriminant validity and effects sizes to determine sensitivity to change. Exploring the questionnaire of the Chalder Fatigue Scale in chronic fatigue syndrome.

Chalder fatigue scale – MEpedia

Effects of cognitive loading and force on upper trapezius fatigue. As a short questionnaire, phrased in simple English with a straightforward answering system, it provides a brief tool to measure both physical and psychological fatigue. Factor 2 was correlated with difficulties in maintaining sleep. The CFQ had high internal consistency, showed small to moderate correlations with impact of fatigue and mood, and was sensitive to change across low and high intensity behavioural interventions.

Discovery and identification of fatigue-related biomarkers in human saliva.

For all items, the least symptomatic answers are fatiue the left of the response-set, providing an easy-to-understand checklist for respondents. 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 ].

Predictors of fatigue and work ability in cancer survivors.

The global score also spans two dimensions—physical fatigue measured by items 1—7 and psychological fatigue measured by items 8— Using the Likert scoring method, responses on the extreme left receive a score of 0, increasing to 1, 2 or 3 as they become more symptomatic.


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Related articles in Web of Science Google Scholar. For Permissions, please email: Factor 1 was correlated with subjective everyday cognitive difficulties, concentration difficulties, and a deficit in paired associate learning. Citing articles via Web of Science It furthers the University’s objective of excellence in research, scholarship, and education by publishing worldwide.

Tiredness and fatigue are important in both academic and applied occupational medicine—and the understanding of the link between them and employee health, performance, safety and general workability continues to grow.

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

Association of quality of life with disease characteristics and treatment outcomes in patients with advanced gastric chalcer Email alerts New issue alert. The CFQ 11 has been used widely in studies ascertaining tiredness among working populations as well as patient groups and consistently fares extremely well against other longer and multidimensional tools [ 6 ]. Close mobile search navigation Article navigation. Oxford University Press is a department of the University of Oxford.

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