Cluster Effects in a National Dental PBRN Restorative Study

Items in clusters, such as patients of the same clinician or teeth within the same patient, tend to be more similar than items from different groups. This within-group similarity, represented by the intraclass correlation coefficient (ICC), reduces precision, yielding less statistical power and wide...

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Autori principali: Litaker, M.S., Gordan, V.V., Rindal, D.B., Fellows, J.L., Gilbert, G.H.
Natura: Artigo
Lingua:Inglês
Pubblicazione: SAGE Publications 2013
Soggetti:
Research Reports
Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC3744270/
https://ncbi.nlm.nih.gov/pubmed/23857643
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1177/0022034513497752
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