Flow chart showing completeness of malaria reporting for children aged <5 years from 68 PHUs in the pre-Ebola, Ebola and post-Ebola disease outbreak periods, Koinadugu District, Sierra Leone. * 1 June 2013–30 April 2014; † 1 June 2014–30 April 2015; ‡1 November 2015–30 April 2016. § For the pre-Ebola and Ebola periods, each spanning 11 months, the total expected reports for each period from the 68 PHUs was (68 × 11) = 748; for the post-Ebola period, spanning 6 months, the total expected reports from the 68 PHUs was (68 × 6) = 408. PHU = peripheral health unit.