Table 2. Adjusted and unadjusted odds ratio for risk factors of HIV acquisition and transmission in pregnant and postpartum women.

	Unadjusted OR (95% CI)	Adjusted OR (95% CI)
Model 1: Condomless sex at last sex
HIV-uninfected	3.21 (2.03, 508)	3.33 (2.04, 5.44)
Pregnant (ref: Postpartum)	3.23 (2.03, 5.12)	2.96 (1.84, 4.78)
Age (per year increase)	1.10 (0.98, 1.05)	1.03 (0.99, 1.08)
In relationship with father of child	1.28 (0.82, 2.02)	1.17 (0.92, 1.98)
Mother’s education high school or above(ref. below high school)	1.00 (0.64, 1.56)	1.03 (0.98, 1.36)
Model 2: Ever reported condomless sex during pregnancy or postpartum period
HIV-uninfected	0.33 (0.21, 0.51)	0.30 (0.19, 0.48)
Pregnant (ref: Postpartum)	2.29 (1.86, 2.97)	2.65 (1.30, 5.44)
Age (per year increase)	1.01 (0.99, 1.06)	1.03 (0.99, 1.07)
Model 3: Alcohol use during pregnancy (≥5 drinks on more than one occasion)
HIV-uninfected	1.25 (0.70, 2.24)	1.23 (0.91, 1.63)
Pregnant (ref: Postpartum)	2.90 (1.05, 7.50)	2.99 (1.39, 6.43)
Age (per year increase)	0.92 (0.87, 0.97)	0.98 (0.89, 1.03)