Fig. 2From: An observational analysis of the impact of indoor residual spraying in Northern, Upper East, and Upper West Regions of Ghana: 2014 through 2017IRS Implementation in Upper East Region study districts in a 2014 and b 2015–2016; c Average monthly incidence of confirmed cases of malaria from DHIS2 during the study period (all study districts had the same IRS status during this timeframe). d The percent change in malaria incidence from 2014 to 2015 in each district, following the suspension of IRS operationsBack to article page