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Comparing denominator degrees of freedom approximations for the generalized linear mixed model in analyzing binary outcome in small sample cluster-randomized trials

BACKGROUND: Small number of clusters and large variation of cluster sizes commonly exist in cluster-randomized trials (CRTs) and are often the critical factors affecting the validity and efficiency of statistical analyses. F tests are commonly used in the generalized linear mixed model (GLMM) to tes...

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Publicado en:BMC Med Res Methodol
Main Authors: Li, Peng, Redden, David T
Formato: Artigo
Idioma:Inglês
Publicado: BioMed Central 2015
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Acceso en liña:https://ncbi.nlm.nih.gov/pmc/articles/PMC4458010/
https://ncbi.nlm.nih.gov/pubmed/25899170
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/s12874-015-0026-x
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