Table 2 Association between assigned cook stove, prenatal CO exposure and placental malaria
Variable | Placental malaria | Unadjusted OR (95% CI) | p-value | Adjusted OR (95% CI) | p-value | |
|---|---|---|---|---|---|---|
Yes (N = 294) n (%) | No (N = 899) n (%) | |||||
Study intervention | ||||||
 Control stove | 103 (24.12) | 324 (75.88) | referent |  | referent |  |
 Biolite | 105 (23.97) | 333 (76.03) | 0.99 (0.73–1.35) | 0.959 | 1.01(0.71–1.45) | 0.942 |
 LPG | 86 (26.22) | 242 (73.78) | 1.12 (0.80–1.56) | 0.510 | 0.88 (0.59–1.30) | 0.521 |
Prenatal CO/ppm exposure | ||||||
 Participants with data | 289 (98.29) | 893 (99.33) | 0.94 (0.83–1.07) | 0.359 | 1.00 (0.87–1.15) | 0.965 |