Fig. 1From: Feasibility of digital contact tracing in low-income settings – pilot trial for a location-based DCT appCourse of study with participants successively designated as infected showing their cumulative number and the number of possible contacts for each day; the timing of the intervention and the visits with the respective tasks was mapped on the timeline. * Permission for the DCT app to use location, storage and phone (Bluetooth, mobile data) of the smartphoneBack to article page