Factor | Boys (710/3256) | Girls (507/3309) | |||||
---|---|---|---|---|---|---|---|
Univariate | Multivariate | Univariate | Multivariate | ||||
Caesarean section | 0.484-151 | 0.644-151 (0.52 to 0.79) | 0.494-151 | 0.664-151 (0.52 to 0.83) | |||
Birth weight (per 50 g) | 0.774-151 | 0.824-151 (0.79 to 0.84) | 0.784-151 | 0.814-151(0.78 to 0.84) | |||
Antenatal steroids | 0.384-151 | 0.474-151 (0.35 to 0.63) | 0.424-151 | 0.544-151 (0.40 to 0.72) | |||
Mother's age (per year) | 1.00 | 0.984-151 | 0.974-151 (0.96 to 0.99) | ||||
Use of antibiotics | 0.95 | 0.784-150 (0.63 to 0.96) | 0.834-150 | 0.724-151(0.57 to 0.91) | |||
Race (black) | 1.13 | 0.794-150 (0.64 to 0.96) | 1.01 | 0.674-151 (0.53 to 0.84) | |||
Gestational age | 0.624-151 | 0.884-151 (0.83 to 0.94) | 0.654-151 | 0.904-151 (0.85 to 0.96) |