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Receiver operator characteristics of the risk categories for LRR
| Sensitivity (95% CI) | Specificity (95% CI) | NPV (95% CI) | PPV (95% CI) | p Value | |
|---|---|---|---|---|---|
| High | 64.7 (38.3–85.7) | 65.4 (57.1–73.9) | 93.5 (88.3–96.5) | 19.6 (13.8–27.2) | 0.04 |
| Intermediate | 29.4 (10.3–55.9) | 56.2 (46.4–63.9) | 85.88 (81.2–89.2) | 7.8 (3.8–15.4) | 0.33 |
| Low | 100 | 0 | – | 96.6 | 0.29 |
