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Sensitivity, specificity, PPV, and NPV of the number of criteria for PTC
| PTC | ≥1 criterion | ≥2 criteria | ≥3 criteria | ≥4 criteria | 5 criteria |
|---|---|---|---|---|---|
| Sensitivity | 93% | 89% | 64% | 42% | 9% |
| Specificity | 16% | 45% | 75% | 93% | 99% |
| PPV | 26% | 34% | 45% | 66% | 67% |
| NPV | 88% | 93% | 87% | 84% | 77% |
