Intra-cluster correlation coefficients in adults with diabetes in primary care practices: the Vermont Diabetes Information System field survey

BACKGROUND: Proper estimation of sample size requirements for cluster-based studies requires estimates of the intra-cluster correlation coefficient (ICC) for the variables of interest. METHODS: We calculated the ICC for 112 variables measured as part of the Vermont Diabetes Information System, a clu...

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Detalles Bibliográficos
Autores principales: Littenberg, Benjamin, MacLean, Charles D
Formato: Texto
Lenguaje:English
Publicado: BioMed Central 2006
Materias:
Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1513389/
https://www.ncbi.nlm.nih.gov/pubmed/16672056
http://dx.doi.org/10.1186/1471-2288-6-20

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1513389/
https://www.ncbi.nlm.nih.gov/pubmed/16672056
http://dx.doi.org/10.1186/1471-2288-6-20

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