Table 3 Effects of prenatal exposure to Plasmodium falciparum, gravidity, Infant birth weight, age of the mother at delivery, and season of birth to clinical malaria episodes: binary logistic regression
Factors | BLR-univariate analysis | BLR-multivariate analysis | ||
|---|---|---|---|---|
OR (CI 95Â %) | p value | AOR (CI 95Â %) | p value | |
In utero exposure to Plasmodium falciparum | ||||
Non-exposure to P. falciparum in utero | 1 (–) | – | 1 (–) | – |
Exposure to P. falciparum in utero | 4.632 (2.248–9.541) | p < 0.01 | 4.791 (2.21–10.38) | p < 0.01 |
Gravidity of mothers | ||||
Primigravidity | 1 (–) | – | 1 (–) | – |
Multigravidity | 0.752 (0.4–1.415) | 0.372 | 0.973 (0.475–1.990) | 0.939 |
Infant birth weight | ||||
Normal birth weight | 1 (–) | – | 1 (–) | – |
Low birth weight | 0.441 (0.189–1.031) | 0.059 | 0.556 (0.209–1.477) | 0.239 |
Age of mothers (years) | ||||
40–50 | 1 | – | 1 (–) | – |
<18 | 1.833 (0.626–5367) | 0.269 | 2.120 (0.672–6.687) | 0.20 |
18–28 | 1.100 (0.329–3.677) | 0.877 | 1.196 (0.328–4.361) | 0.786 |
29–39 | 1.615 (0.779–3.351) | 0.198 | 2.013 (0.913–4.438) | 0.083 |
Infant season of birth | ||||
Dry season | 1.0 | – | 1 (–) | – |
Wet season | 0.736 (0.311–1.741) | 0.485 | 0.917(0.338–1.2.484) | 0.864 |