Fig. 4From: Rapid reduction of malaria following introduction of vector control interventions in Tororo District, Uganda: a descriptive studyChange in annual malaria slide positivity rates by age group in Tororo District 2012–2015. The figure shows the reduction in slide test positivity rate before intensified vector control interventions were introduced (2012–2013), during the period when universal coverage of communities with LLINs was the only vector control intervention 2014) and when LLINs were combined with IRS in 2015Back to article page