Seroprevalence and maternal-fetal transmission rate in the Cochabamba health facilities.

Tested women: number of screening tests made during prenatal controls and at delivery by IHA technique.seroprevalence %: The seroprevalence was calculated based on positive results by IHA if dilution was ≥1/16.Positive children: total number of positive children diagnosed at birth, before 6 months and between 6 and 12 months.Transmission rate was calculated with positive children over children born from positive mother tested at birth.