Table 5 Association between study intervention, infant CO exposure and hazard for first/only episode and all episodes of malaria parasitaemia in the first year of life
Variable | Unadjusted analysis | Adjusted analysis | ||
|---|---|---|---|---|
Hazard Ratio (95% CI) | p-value | Hazard Ratio (95% CI) | p-value | |
First/only episode of malaria parasitemia | ||||
 Study intervention | ||||
  Three-stone | Referent |  | Referent |  |
  Biolite | 1.09 (0.89–1.34) | 0.357 | 1.05 (0.84–1.29) | 0.676 |
  LPG | 0.89(0.72–1.11) | 0.315 | 0.89 (0.71–1.13) | 0.351 |
  Infant CO/ppm exposure | 1.01 (0.95–1.08) | 0.666 | 1.00 (0.94–1.07) | 0.916 |
All episodes of malaria parasitemia | ||||
 Study intervention | ||||
  Three-stone | Referent |  | Referent |  |
  Biolite | 1.00 (0.82–1.22) | 0.974 | 0.94 (0.76–1.16) | 0.572 |
  LPG | 0.82 (0.66–1.02) | 0.082 | 0.80 (0.63–1.01) | 0.059 |
  Infant CO/ppm exposure | 1.00 (0.97–1.04) | 0.796 | 1.00 (0.97–1.04) | 0.811 |