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A Measurement Error Model for Physical Activity Level as Measured by a Questionnaire With Application to the 1999–2006 NHANES Questionnaire
Systematic investigations into the structure of measurement error of physical activity questionnaires are lacking. We propose a measurement error model for a physical activity questionnaire that uses physical activity level (the ratio of total energy expenditure to basal energy expenditure) to relat...
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| Autori principali: | , , , , |
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| Natura: | Artigo |
| Lingua: | Inglês |
| Pubblicazione: |
Oxford University Press
2013
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| Soggetti: | |
| Accesso online: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3664335/ https://ncbi.nlm.nih.gov/pubmed/23595007 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/aje/kws379 |
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