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School related factors and 1yr change in physical activity amongst 9–11 year old English schoolchildren
BACKGROUND: Activity levels are known to decline with age and there is growing evidence of associations between the school environment and physical activity. In this study we investigated how objectively measured one-year changes in physical activity may be associated with school-related factors in...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2012
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3544638/ https://www.ncbi.nlm.nih.gov/pubmed/23276280 http://dx.doi.org/10.1186/1479-5868-9-153 |