At 2.62 log10 copies/mL (n = 364) | At 3.0 log10 copies/mL (n = 364) | |
---|---|---|
Sensitivity % (95% CI) | 93.5 (85.5–97.9) | 97.1 (90.1–99.7) |
Specificity % (95% CI) | 98.6 (96.5–99.6) | 99.0 (97.0–99.8) |
ROC area % (95% CI) | 0.96 (0.93–0.99) | 0.98 (0.96–1.0) |
PPV (at 10%)a % (95% CI) | 88.2 (73.8–95.2) | 91.4 (77.4–97.0) |
NPV (at 10%)a % (95% CI) | 99.3 (98.3–99.7) | 99.7 (98.8–99.9) |
PPV (at 20%)a % (95% CI) | 94.4 (86.4–97.8) | 96.0 (88.5–98.7) |
NPV (at 20%)a % (95% CI) | 98.4 (96.3–99.3) | 99.3 (97.2–99.8) |