Predictors of Perinatal HIV Transmission Among Women Without Prior Antiretroviral Therapy in a Resource-Limited Setting: The Breastfeeding, Antiretrovirals and Nutrition Study

Background:To investigate potential risk factors for perinatal (intrauterine and intrapartum) mother-to-child transmission (MTCT) of HIV in women unexposed to antiretroviral therapy (ART) during pregnancy.Methods:We compared factors according to perinatal MTCT outcome among 2275 ART-naive (until the