Table 2 Performance of cRDT and usRDT against microscopy for detection of P. falciparum among asymptomatic individuals in Kisangani, DRC

True positive

126

127

False positive

0

20

True negative

181

161

False negative

5

4

Sensitivity % (95% CI)

96.2 (91.3–98.7)

96.9 (92.4–99.2)

Specificity % (95% CI)

100 (97.9–100.0)

89.0 (83.5–93.1)

PPV % (95% CI)

100 (97.1–100.0)

86.4 (80.7–90.6)

NPV % (95% CI)

97.3 (93.9–98.8)

97.6 (93.9–99.1)

Kappa % (p-value)

96.7 (< 0.01)

84.5 (< 0.01)