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Predictors of non-response in a UK-wide cohort study of children's accelerometer-determined physical activity using postal methods
OBJECTIVES: To investigate the biological, social, behavioural and environmental factors associated with non-consent, and non-return of reliable accelerometer data (≥2 days lasting ≥10 h/day), in a UK-wide postal study of children's activity. DESIGN: Nationally representative prospective cohort...
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| Główni autorzy: | , , , , , , , |
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| Format: | Artigo |
| Język: | Inglês |
| Wydane: |
BMJ Publishing Group
2013
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| Hasła przedmiotowe: | |
| Dostęp online: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3612744/ https://ncbi.nlm.nih.gov/pubmed/23457328 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2012-002290 |
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