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Relative survival: a useful tool to assess generalisability in longitudinal studies of health in older persons
BACKGROUND: Generalisability of longitudinal studies is threatened by issues such as choice of sampling frame, representativeness of the initial sample, and attrition. To determine representativeness, cohorts are often compared with the population of interest at baseline on demographic and health ch...
Autores principales: | , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2011
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3039541/ https://www.ncbi.nlm.nih.gov/pubmed/21294918 http://dx.doi.org/10.1186/1742-7622-8-3 |