(1)the percentage of acceptance of pregnant women offered HIV counselling and testing was 78%;
(2)ZDV acceptance and treatment prenatally was 68%;
(3) perinatal HIV transmission rate with the complete ZDV treatment was 8%;
(4)perinatal HIV transmission rate with no ZDV was 25%;
(5)perinatal HIV transmission rate with maternal oral ZDV during pregnancy, and either maternal intravenous ZDV during labour and delivery or oral ZDV for the infant was 16.5%;
(6)ZDV efficacy in women with CD4+T-lymphocyte counts > 200/ml was assumed to be the same as that for women with higher CD4+ counts with no previous ZDV therapy;
(7)the percentage of patients completing all components of the ZDV regimen was 84.5%;and
(8)the percentage of infants born to women who completed oral ZDV during pregnancy and who received the oral ZDV newborn regimen was 71.4%.