Figure 2From: The use of mediation analysis to assess the effects of a behaviour change communication strategy on bed net ideation and household universal coverage in Tanzania Number of ITNs per person by cluster (net ratio). Black line is the mean number of ITNs per person in a cluster, grey is +/− 1 SD from the mean. The solid horizontal line is the overall mean (0.55 ITNs/person) and the dashed horizontal line is the WHO goal for universal coverage (0.50 ITNs/person).Back to article page