Table 5.
Sensitivity, specificity, negative predictive value (NPV), positive predictive value (PPV), negative likelihood ratio (NLR), positive likelihood ratio (PLR) of key cut-offs for each stratification tool
| Stratification tool | Cut-off | Sensitivity (%) | Specificity (%) | NPV (%) | PPV (%) | PLR | NLR |
|---|---|---|---|---|---|---|---|
| HEART | ≤ 3 | 97.1 | 51.9 | 98.18 | 39.98 | 2.01 | 0.05 |
| ≤ 4 | 86.8 | 78.2 | 94.72 | 56.79 | 3.98 | 0.16 | |
| HET | ≤ 1 | 92.6 | 52.9 | 95.58 | 39.35 | 1.96 | 0.13 |
| ≤ 2 | 80.9 | 91.7 | 93.56 | 76.28 | 9.74 | 0.20 | |
| TIMI | ≤ 1 | 98.5 | 26.7 | 98.17 | 30.72 | 1.34 | 0.05 |
| ≤ 2 | 92.6 | 63.1 | 96.27 | 45.30 | 2.50 | 0.11 | |
| GRACE | ≤ 91 | 91.9 | 55.4 | 95.3 | 40.4 | 2.060 | 0.14 |
| EDACS-ADP | = low Risk | 91.2 | 69.4 | 95.98 | 49.59 | 2.98 | 0.12 |