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Minimizing attrition bias: a longitudinal study of depressive symptoms in an elderly cohort
BACKGROUND: Attrition from mortality is common in longitudinal studies of the elderly. Ignoring the resulting non-response or missing data can bias study results. METHODS: 1260 elderly participants underwent biennial follow-up assessments over 10 years. Many missed one or more assessments over this...
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| Main Authors: | , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
2009
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2733930/ https://ncbi.nlm.nih.gov/pubmed/19288971 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1017/S104161020900876X |
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