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Adjusting for multiple prognostic factors in the analysis of randomised trials
BACKGROUND: When multiple prognostic factors are adjusted for in the analysis of a randomised trial, it is unclear (1) whether it is necessary to account for each of the strata, formed by all combinations of the prognostic factors (stratified analysis), when randomisation has been balanced within ea...
Autores principales: | , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3733981/ https://www.ncbi.nlm.nih.gov/pubmed/23898993 http://dx.doi.org/10.1186/1471-2288-13-99 |