Table 5. Diagnostic performance of microscopy and RDT in detecting asymptomatic malaria infection.
Methods | Microscopy | RDT | |
---|---|---|---|
P. falciparum | P. malariae | P. falciparum | |
Sensitivity (95% CI) | 56.4 (48.3–64.3) | 100.0 (87.7–100.0) | 100.0 (97.7–100.0) |
Specificity (95% CI) | 100.0 (98.8–100.0) | 100.0 (98.8–100.0) | 100.0 (98.9–100.0) |
PPV | 100.0 | 100.0 | 100.0 |
NPV | 82.3 | 100.0 | 100.0 |
TP | 88 | 28 | 156 |
TN | 316 | 316 | 344 |
FP | 0 | 0 | 0 |
FN | 68 | 0 | 0 |
Accuracy (%) | 85.6 | 100.0 | 100.0 |
AUC (%) | 78.2 (74.2–81.8) | 100.0 (98.9–100.0) | 100.0 (99.3–100.0) |
Reliability (%) | 56.4 | 100.0 | 100.0 |
nPCR was used as the reference