The older the better: are elderly study participants more non-representative? A cross-sectional analysis of clinical trial and observational study samples

OBJECTIVE: Study participants can differ from the target population they are taken to represent. We sought to investigate whether older age magnifies such differences, examining age-trends, among study participants, in self-rated level of activity compared to others of the same age. DESIGN: Cross-se...

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Detalhes bibliográficos
Main Authors: Golomb, Beatrice A, Chan, Virginia T, Evans, Marcella A, Koperski, Sabrina, White, Halbert L, Criqui, Michael H
Formato: Artigo
Idioma:Inglês
Publicado em: BMJ Publishing Group 2012
Assuntos:
Research Methods
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC3533104/
https://ncbi.nlm.nih.gov/pubmed/23242479
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2012-000833
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