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Predictive Performance as a 5‐Level Risk Score for the Internal Validation Cohort (n=275)
| Score | No. of Patients | PPV | NPV |
|---|---|---|---|
| 5 | 99 | 0.97 | … |
| 4 | 43 | 0.70 | … |
| 3 | 95 | N/A | N/A |
| 2 | 29 | … | 0.76 |
| 1 | 9 | … | 0.89 |
N/A indicates not available; NPV, negative predictive value; and PPV, positive predictive value.
