Potential factors | N | MiP cases | Univariate analysis | Multivariable analysis | ||
---|---|---|---|---|---|---|
PR (95% CI) | p | Adj. PR (95% CI) | p | |||
Age | < 0.001a | < 0.001a | ||||
≥ 30 | 468 | 59 | 1 | 1 | ||
20–30 | 380 | 122 | 1.13 (0.84–1.51) | 1.07 (0.80–1.38) | ||
≤ 20 | 859 | 90 | 1.88 (1.39–2.53) | 1.57 (1.04–2.38) | ||
Trimester of pregnancy | 0.08 | 0.13 | ||||
First | 404 | 77 | 1 | |||
Second | 731 | 115 | 0.83 (0.64–1.07) | 0.88 (0.68–1.14) | ||
Third | 573 | 79 | 0.72 (0.54–0.96) | 0.77 (0.58–1.02) | ||
Parity | < 0.001a | 0.63 | ||||
Multigravida | 1039 | 138 | 1 | 1 | ||
Secundigravida | 314 | 62 | 1.31 (1.00–1.73) | 1.10 (0.80–1.49) | ||
Primigravida | 354 | 71 | 1.70 (1.32–2.20) | 1.21 (0.83–1.76) | ||
Insecticide‑treated nets | 0.99 | 0.88 | ||||
At least one | 1650 | 262 | 1 | 1 | ||
No insecticide-treated nets | 57 | 9 | 0.99 (0.54–1.83) | 0.89 (0.50–1.61) | ||
Education | 0.56 | 0.86 | ||||
No education | 1693 | 268 | 1 | 1 | ||
Educated | 14 | 3 | 1.35 (0.49–3.71) | 1.24 (0.46–3.33) | ||
Household socioeconomic | 0.90 | 0.85 | ||||
Middle quintile | 352 | 52 | 1 | 1 | ||
Poorest | 300 | 51 | 1.15 (0.81–1.64) | 1.10 (0.78–1.55) | ||
Poor | 364 | 57 | 1.06 (0.75–1.49) | 1.05 (0.75–1.48) | ||
Rich | 338 | 51 | 1.02 (0.71–1.45) | 1.05 (0.74–1.49) | ||
Richest | 354 | 60 | 1.14 (0.81–1.61) | 1.18 (0.84–1.65) | ||
Place of residence | 0.84 | 0.91 | ||||
Rural | 1586 | 251 | 1 | 1 | ||
Urban | 120 | 20 | 1.05 (0.69–1.58) | 0.96 (0.64–1.43) | ||
Malaria season | < 0.001a | < 0.001a | ||||
Low season | 1222 | 155 | 1 | 1 | ||
High season | 485 | 116 | 1.89 (1.52–2.34) | 1.85 (1.49–2.29) |