Table 2. Results for the association between duration of cART before delivery and low birthweight.
| Weeks on cART before delivery | Low Birthweight (<2,500 g) N(%) |
Normal Birthweight a (≥2,500 g) N(%) |
Unadjusted RR (95% CI) | Adjusted RR (95% CI)b |
|---|---|---|---|---|
| N=302(6.9) | N=4070 (93.1) | |||
| 21-36 | 4 (1.3) | 95 (2.3) | 0.64 (0.24, 1.69) | 0.87 (0.22, 3.46) |
| 9-20 | 83 (27.5) | 872 (21.4) | 1.38 (1.07, 1.77) | 1.23 (0.82, 1.83) |
| ≤8 | 46 (15.2) | 590 (14.5) | 1.15 (0.84, 1.57) | 1.22 (0.77, 1.91) |
| Never initiated | 169 (56.0) | 2,512 (61.7) | 1.00 | 1.00 |
a
1 woman is missing duration of cART exposure information.
b
Adjusted for: number of ANC visits, age, BMI, CD4 count, education, hemoglobin, parity, previous preterm birth and gestational age at birth.