Table 5.
Comparison of pRS, GBS, AIMS65, and ABC with estimated optimal cutoff values for rebleeding within 90 days
| Test | AUROC | 95% CI | Cutoff value | Specificity(%) | Sensitivity(%) | PPV(%) | NPV(%) |
|---|---|---|---|---|---|---|---|
| pRS | 0.661 | 0.615–0.707 | 1.5 | 40.72 | 82.95 | 15.27 | 91.06 |
| GBS | 0.571 | 0.519–0.623 | 9.5 | 52.92 | 62.02 | 16.07 | 94.58 |
| AIMS65 | 0.585 | 0.537–0.634 | 0.5 | 35.52 | 78.29 | 14.25 | 92.29 |
| ABC | 0.645 | 0.596–0.694 | 2.5 | 54.72 | 69.77 | 17.41 | 92.97 |
CI: confidence interval; pRS: preendoscopic Rockall risk score; GBS: Glasgow–Blatchford score; AIMS65: AIMS65 score; ABC: ABC score.