Fig. 3From: Impact of the Mass Drug Administration for malaria in response to the Ebola outbreak in Sierra LeoneObserved trends of malaria indicators in primary health units (PHUs) of MDA-chiefdoms (n = 34 PHUs) and non-MDA-chiefdoms (n = 14 PHUs). a OPD cases. b Malaria (presumed + confirmed). c Non-malaria cases. d Proportion of malaria of all OPD cases. Dotted vertical lines indicate the start of 1st MDA (week 11) and 2nd MDA (week 17)Back to article page