Semiquantitative Analysis: All Studies, Ambiguous Subgroup, and Unambiguous Subgroup
| Analysis | All studies (n = 95) | Subgroup | ||
|---|---|---|---|---|
| Unambiguous (n = 69) | Ambiguous (n = 26) | |||
| True-positive | 44 | 36 | 8 | |
| True-negative | 47 | 30 | 17 | |
| False-positive | 2 | 2 | 0 | |
| False-negative | 2 | 1 | 1 | |
| Sensitivity (%) | 95.7 | 97.3 | 88.9 | |
| 95% CI | 85–99 | 86–100 | 57–98 | |
| Specificity (%) | 95.9 | 93.8 | 100 | |
| 95% CI | 86–99 | 80–98 | 82–100 | |
| Accuracy (%) | 95.8 | 95.7 | 96.2 | |
| 95% CI | 90–98 | 88–99 | 81–99 | |