Effects of insecticide impregnated ceiling nets on malaria transmission among children: a randomized controlled field trial - Effects of insecticide impregnated ceiling nets on malaria transmission

Overall, the cluster level median anopheline densities in the intervention arm and control arm were 0.4 (IQR 0.4) and 2.0 (IQR 1.4), respectively. The adjusted risk ratio was 0.41 (95% CI: 0.29, 0.90; P = 0.029). The median Plasmodium falciparum PCR-positive prevalences were 23% (IQR 8%) in the intervention arm and 42% (IQR 12%) in the control arm. The adjusted risk ratio was 0.53 (95% CI: 0.41, 0.71; P = 0.029).