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Population Reach and Recruitment Bias in a Maintenance RCT in Physically Active Older Adults
OBJECTIVE: To assess the representativeness of older adults recruited to a physical activity maintenance RCT by conducting sequential comparisons to characterize study sample composition changes occurring between sampling frame construction and study enrollment. METHOD: Study subjects (N=1,049) were...
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| Main Authors: | , , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
2010
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2886498/ https://ncbi.nlm.nih.gov/pubmed/20231764 |
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