Storing duration Temperature Rapid Test ACCURATE ® test device ACON ® One Step Test Device Sensitivity % Specificity % Sensitivity % Specificity % 2 weeks 37°C 96 100 96 100 45°C 96 100 96 100 50°C 96 100 96 100 4 weeks 37°C 96 100 96 100 45°C 96 100 94 100 50°C 96 100 92 100 8 weeks 37°C 92 100 92 100 45°C 92 100 90 100 50°C 84 100 84 100

Table 3: Sensitivity and specificity of DBS stored at 37°C, 45°C, and 50°C tested with the two rapid tests after storage for two, four and eight week.