Table 6 Associations of BMI and GWG with PMO and PPO
Exposures and confounders | PMO | PPO |
|---|---|---|
aOR (95 % CI) | aOR (95 % CI) | |
Body mass index | ||
Underweight (BMI < 18.5) | 0.5 (0.2–1.6) | 1.5 (0.5–4.3) |
Overweight (25 ≤ BMI ≤ 29.9) | 0.8 (0.5–1.5) | 1.1 (0.6–1.9) |
Obesity (BMI ≥ 30) | 0.7 (0.4–1.3) | 0.9 (0.5–1.9) |
Normal weight (18.5 ≤ BMI ≤ 25) | 1.0 | 1.0 |
Gestational weight gain | ||
<Recommended GWG | 0.6 (0.4–1.1) | 0.9 (0.6–1.8) |
>Recommended GWG | 1.7 (1.1–2.8) | 0.9 (0.6–1.6) |
Recommended GWG | 1.0 | 1.0 |
Age | 1.3 (0.78–2.0) | 1.2 (0.7–1.9) |
Smoking | 0.5 (0.8–2.0) | 1.1 (0.5–2.6) |
Malaria | 1 (0.7–1.5) | 0.9 (0.5–1.3) |
Sickle cell disease | 3.7 (0.9–4.8) | 1.0 (0.3–3.9) |
Uterine scar | 4.9 (2.4–9.7) | 1.7 (0.9–3.3) |
Parity | 0.9 (0.6–1.3) | 0.9 (0.6–1.5) |
HIV infection | 0.3 (0.1–0.8) | 0.6 (0.2–1.5) |