Intra-cluster correlation estimates for HIV-related outcomes from care and treatment clinics in Dar es Salaam, Tanzania

Introduction: Researchers planning cluster-randomized controlled trials (cRCTs) require estimates of the intra-cluster correlation coefficient (ICC) from previous studies for sample size calculations. This paper fills a persistent gap in the literature by providing estimates of ICCs for many key HIV...

Descrizione completa

Dettagli Bibliografici

Autori principali:	Dale Barnhart, Ellen Hertzmark, Enju Liu, Ester Mungure, Aisa N. Muya, David Sando, Guerino Chalamilla, Nzovu Ulenga, Till Bärnighausen, Wafaie Fawzi, Donna Spiegelman
Natura:	Artigo
Lingua:	Inglês
Pubblicazione:	Elsevier 2016-12-01
Serie:	Contemporary Clinical Trials Communications
Soggetti:	Intra-cluster correlation coefficient HIV infections Multicenter studies Cluster randomized controlled Sample size
Accesso online:	http://www.sciencedirect.com/science/article/pii/S2451865416300436
Tags:	Aggiungi Tag Nessun Tag, puoi essere il primo ad aggiungerne!!