Table 3 Performance of cRDT and usRDT against PCR for detection of P. falciparum among asymptomatic individuals in Kisangani, DRC
Parameters | cRDT (n = 312) | usRDT(n = 312) |
|---|---|---|
True positive | 126 | 147 |
False positive | 0 | 0 |
True negative | 143 | 143 |
False negative | 43 | 22 |
Sensitivity % (95% CI) | 74.6 (67.3–80.9) | 87.0 (81.4–91.7) |
Specificity % (95% CI) | 100 (97.5–100.0) | 100 (97.5–100.0) |
PPV % (95% CI) | 100 (97.1–100.0) | 100 (97.5–100.0) |
NPV % (95% CI) | 76.9 (72.0–81.1) | 86.7 (81.5–90.6) |
Kappa % (p-value) | 72.0 (< 0.01) | 86.0 (< 0.01) |