Figure 1From: The implementation of an external quality assurance method for point- of- care tests for HIV and syphilis in Tanzania Syphilis POCT results evaluated against DBS as reference method, Mwanza, Tanzania, 2011. The figure provides percentages based on the total number of samples collected per clinic. Hops = Hospital, Disp = Dispensary, HC = Health centre. Pos = positive, Neg = Negative.Back to article page