Table 4 Incidence of malaria parasitaemia in infants according to the intervention of their mother
Intervention | No | Person–years | Incidence rate per infant per year (95% CI) |
|---|---|---|---|
First or only episode of malaria | |||
 Three-stone | 183 | 228.2 | 0.80 (0.69–0.93) |
 Biolite | 198 | 226.3 | 0.88 (0.76–1.01) |
 LPG | 139 | 184.2 | 0.75 (0.64–0.89) |
 Total (overall) | 520 | 638.7 | 0.81 (0.75–0.89) |
All episodes of malaria in the first 12Â months | |||
 Three-stone | 338 | 297.9 | 1.13 (1.02–1.26) |
 Biolite | 348 | 307.5 | 1.13 (1.02–1.26) |
 LPG | 237 | 242.4 | 0.98 (0.86–1.11) |
 Total (overall) | 923 | 847.8 | 1.09 (1.02–1.16) |