Interim data monitoring to enroll higher-risk participants in HIV prevention trials

Interim data monitoring to enroll higher-risk participants in HIV prevention trials

<p>Abstract</p> <p>Background</p> <p>Lower-than-expected incidence of HIV undermines sample size calculations and compromises the power of a HIV prevention trial. We evaluated the effectiveness of interim monitoring of HIV infection rates and on-going modification of re...

Полное описание

Библиографические подробности
Главные авторы:	Umo-Otong John, Otusanya Sakiru, Ogunsola Folasade, Obunge Orikomaba, Halpern Vera, Wang Chin-Hua, Mehta Neha
Формат:	Статья
Язык:	English
Опубликовано:	BMC 2009-06-01
Серии:	BMC Medical Research Methodology
Online-ссылка:	http://www.biomedcentral.com/1471-2288/9/44

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