School of Health and Social Care, Glasgow Caledonian University, Glasgow, Scotland, UK Correspondence to: Cormac G Ryan School of Health and Social Care, Glasgow Caledonian University, Cowcaddens Road ...
Validity and reproducibility of self-reported total physical activity—differences by relative weight
OBJECTIVE: Physical activity is hypothesized to reduce the risk of obesity and several other chronic diseases and enhance longevity. However, most of the questionnaires used measure only part of total ...
Objective: To evaluate the reliability and validity of a brief physical activity assessment tool suitable for doctors to use to identify inactive patients in the primary care setting. Methods: ...
Those of us in the business of psychological measurement use the terms reliability and validity a lot. You've probably seen those terms on the Psychology Today website (they appear thousands of times) ...
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