Validity and repeatability of the EPIC-Norfolk Physical Activity Questionnaire
نویسندگان
چکیده
منابع مشابه
Validity and repeatability of the EPIC-Norfolk Physical Activity Questionnaire.
BACKGROUND Physical activity is an important lifestyle which is often poorly assessed in epidemiological studies. The European Prospective Investigation into Cancer Study-Norfolk cohort (EPIC-Norfolk), a large population-based cohort study, has developed a comprehensive questionnaire to assess activity in different domains of life aimed at assessing total energy expenditure. We report the repea...
متن کاملValidity and repeatability of the EPIC physical activity questionnaire: a validation study using accelerometers as an objective measure
BACKGROUND A primary aim of the European Prospective Investigation into Cancer and Nutrition (EPIC) cohort study is to examine the association between total physical activity levels (comprising occupational, household and recreational activity) and the incidence of cancer. We examined the validity and long-term repeatability of total physical activity measurements estimated from the past-year r...
متن کاملEstimation of reproducibility and relative validity of the questions included in the EPIC Physical Activity Questionnaire.
BACKGROUND The EPIC core questionnaire on lifestyle contains a number of questions on physical activity designed to rank subjects according to level of physical activity (short PA questionnaire). These questions are based on a more extensive questionnaire designed to measure absolute total energy expenditure (extensive PA questionnaire), that was validated in a pilot study preceding EPIC. Repro...
متن کاملValidity and repeatability of a simple index derived from the short physical activity questionnaire used in the European Prospective Investigation into Cancer and Nutrition (EPIC) study.
OBJECTIVE To assess the validity and repeatability of a simple index designed to rank participants according to their energy expenditure estimated by self-report, by comparison with objectively measured energy expenditure assessed by heart-rate monitoring with individual calibration. DESIGN Energy expenditure was assessed over one year by four separate episodes of 4-day heart-rate monitoring,...
متن کاملA physical activity questionnaire: reproducibility and validity.
This study evaluates the Quantification de L'Activite Physique en Altitude chez les Enfants (QAPACE) supervised self-administered questionnaire reproducibility and validity on the estimation of the mean daily energy expenditure (DEE) on Bogotá's schoolchildren. The comprehension was assessed on 324 students, whereas the reproducibility was studied on a different random sample of 162 who were ex...
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ژورنال
عنوان ژورنال: International Journal of Epidemiology
سال: 2002
ISSN: 1464-3685,0300-5771
DOI: 10.1093/ije/31.1.168