|  | PCR |  |  |  | |
---|---|---|---|---|---|---|
 |  | Positive | Negative | Total | Accuracy measure (95% CI) | |
Microscopy | Positive | 17 | 0 | 17 | Sensitivity | 94.4 (75.5–99.7) |
 | Negative | 1 | 138 | 139 | Specificity | 100 (98.0–100.0) |
Total |  | 18 | 138 | 156 | Positive predictive value | 100 (83.4–100.0) |
 |  |  |  |  | Negative predictive value | 99.3 (96.5–100.0) |
RDT | Positive | 15 | 11 | 26 | Sensitivity | 83.3 (61.0–95.6) |
 | Negative | 3 | 127 | 130 | Specificity | 92.0 (86.6–95.7) |
Total |  | 18 | 138 | 156 | Positive predictive value | 57.7 (38.4–75.4) |
 |  |  |  |  | Negative predictive value | 97.7 (94.0–99.4) |