Sensitivity (%, 95 CI) | % Difference (95% CI)b | Specificity (%, 95 CI) | % Difference (95% CI)b | |
---|---|---|---|---|
Trace Positive in HIV infectiona | 90.5% (86.8–93.4) | – | 98.1% (96.1–99.2) | – |
Trace Positive | 92.6% (89.2–95.1) | 2.1% (0.3 to 3.9) | 97.2% (95.0–98.7) | −0.8 (−0.3 to 2.0) |
Trace Negative | 88.4% (84.5–91.6) | −2.1% (−3.9 to −0.3) | 99.2% (97.6–99.8) | 1.1 (− 0.2 to 2.5) |