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Performance of the complicated appendicitis pediatric score score (validation cohort, n=312)
| Score | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) |
|---|---|---|---|---|
| 0 | 100 | 0.00 | 37.18 | - |
| 1 | 99.1 | 19.4 | 42.12 | 97.3 |
| 2 | 96.5 | 31.1 | 45.32 | 93.8 |
| 3 | 90.4 | 44.4 | 49.04 | 88.7 |
| 4 | 85.2 | 68.9 | 61.85 | 88.7 |
| 5 | 73.9 | 81.6 | 70.39 | 84.1 |
| 6 | 47.8 | 94.9 | 84.73 | 75.4 |
| 7 | 8.7 | 99.9 | 98.10 | 64.9 |
PPV: Positive predictive value, NPV: Negative predictive value
