What physical activity surveillance needs: validity of a single-item questionnaire
What physical activity surveillance needs: validity of a single-item questionnaire
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England: BMJ Publishing Group
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Language
English
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England: BMJ Publishing Group
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Background Self-report instruments to assess physical activity are still the most feasible option in many population-wide surveys, and often need to be very short owing to resource constraints. The aim of this study was to test the criterion validity of a single-item physical activity measure using accelerometers and to compare its measurement prop...
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What physical activity surveillance needs: validity of a single-item questionnaire
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TN_cdi_proquest_miscellaneous_1762634946
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https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_proquest_miscellaneous_1762634946
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ISSN
0306-3674,1473-0480
E-ISSN
1473-0480
DOI
10.1136/bjsports-2012-092122