Table 2.
Risk factors of malaria infections among pregnant women from Kilwa and Lindi Districts
Item | N (%) | Crude OR | p value | aOR (95% CI) | p value | |
---|---|---|---|---|---|---|
Fever | No | 1718 (93.1) | Ref. | Ref. | ||
Yes | 127 (6.9) | 5.5(4.6–6.4) | < 0.001 | 5.9 (4.9–6.9) | < 0.001 | |
Trimester | First | 408 (22.1) | Ref. | Ref. | ||
Second | 1338 (72.5%) | − 0.05 (− 0.4–0.3) | 0.737 | 0.8 (0.2–1.4) | 0.013 | |
Third | 99(5.4) | − 0.9 (− 1.7–− 0.1) | 0.028 | 0.6 (− 08–2.1) | 0.410 | |
Gestational age, weeks | Mean (95% CI) | 18.3 (18.0–18.6) | − 0.02 (0.04–0.003) | 0.025 | − 0.06 (− 0.1–0.02) | 0.006 |
Malaria transmission (location) | Low | 826 (44.8) | Ref. | Ref. | ||
Moderate | 1019 (55.2) | 2.09 | P < 0.001 | 2.6 (2.0–3.1) | < 0.001 |
N number of pregnant women, OR odds ratio, aOR adjusted odds ratio, CI confidence interval. Adjustments were done for location of health centres, fever status and trimester