Ontology highlight
ABSTRACT:
SUBMITTER: Coley RY
PROVIDER: S-EPMC5039019 | biostudies-literature | 2016 Jul
REPOSITORIES: biostudies-literature
Coley Rebecca Yates RY Brown Elizabeth R ER
Statistics in medicine 20160211 15
Inconsistent results in recent HIV prevention trials of pre-exposure prophylactic interventions may be due to heterogeneity in risk among study participants. Intervention effectiveness is most commonly estimated with the Cox model, which compares event times between populations. When heterogeneity is present, this population-level measure underestimates intervention effectiveness for individuals who are at risk. We propose a likelihood-based Bayesian hierarchical model that estimates the individ ...[more]