|  | Low birth weight | ||||
---|---|---|---|---|---|---|
 | n | % | OR (95%CI) | P-Value | Adj OR (95% CI) | P-Value |
 |  |  |  |  | N=17467 |  |
Maternal infections | Â | Â | Â | 0.55 | Â | 0.22 |
 Malaria and STI | 280 | 12.9 | 1.23 (0.89 - 1.81) |  | 1.15 (0.75 - 1.78) |  |
 Malaria without STI | 4420 | 10.6 | 1.03 (0.92 - 1.14) |  | 0.91 (0.78 - 1.07) |  |
 STI without malaria | 542 | 9.8 | 0.93 (0.70 - 1.24) |  | 0.74 (0.51 - 1.07) |  |
 Neither malaria nor STI | 21108 | 10.4 | 1 |  | 1 |  |
Age (yrs) | Â | Â | Â | < 0.001 | Â | 0.65 |
 < 20 | 4445 | 13.9 | 1.53 (1.39 - 1.70) |  | 1.06 (0.94 - 1.20) |  |
 20 - 34 | 14915 | 9.5 | 1 |  | 1 |  |
 ≥35 | 2495 | 8.9 | 0.92 (0.80 - 1.07) |  | 1.02 (0.87 - 1.21) |  |
Gravidity | Â | Â | Â | < 0.001 | Â | < 0.001 |
 Primigravidae | 5772 | 21.1 | 3.74 (3.40 - 4.13) |  | 3.53 (3.12 - 4.00) |  |
 Secundigravidae | 8654 | 8.1 | 1.23 (1.11 - 1.37) |  | 1.19 (1.04 - 1.35) |  |
 Multigravidae | 11159 | 6.7 | 1 |  | 1 |  |
Mother’s BMI (kg/m2) |  |  |  | < 0.001 |  | < 0.001 |
 ≤ 20.0 | 1975 | 17.0 | 1.86 (1.64 - 2.11) |  | 1.86 (1.60 - 2.17) |  |
 > 20.0 | 24677 | 9.9 | 1 |  | 1 |  |
IPT-SP | Â | Â | Â | < 0.001 | Â | < 0.001 |
 None | 2042 | 12.9 | 1.41 (1.22 - 1.64) |  | 1.40 (1.19 - 1.64) |  |
 1-2 doses | 8839 | 10.2 | 1.08 (0.98 - 1.20) |  | 1.08 (0.97 - 1.20) |  |
 ≥ 3 doses | 7433 | 9.5 | 1 |  | 1 |  |