Document Classification

Section Type: RESULTS

Text: Using multivariate analysis, factors associated with infection following birth were ZDV use [odds ratio (OR), 1. 8 ; 95 % CI, 1. 1-3. 2 ; P = 0. 032), maternal CD4 cell count < 500 x 10 (6) cells/l (OR, 2. 5 ; 95 % CI, 1. 3-5. 0 ; P = 0. 007), maternal viral load > 50 000 copies/ml (OR, 3. 6 ; 95 % CI, 2. 0-6. 2 ; P < 0. 0001) and breastfeeding (OR, 2. 2 ; 95 % CI, 1. 3-3. 8 ; P = 0. 006).