Table 2.
Test Characteristic Ranges of Each Risk Stratification Scoring System for 30-Day MACE or ACS
| Scoring System | Sensitivity | Specificity | PPV | NPV |
|---|---|---|---|---|
| TIMI (score 0)32 | 97.4% | 49.6% | 22% | 99.2% |
| Modified TIMI24 | 58.1% | 82.6% | 35.9% | 92.2% |
| The original VCPR23 | 99.2% | 23.4% | 16.4% | 99.5% |
| ASPECT19 | 99.3% | 11% | 12.9 | 99.1% |
| ADAPT20 | 99.7% | 34.4% | 19% | 99.7% |
| HEART (score ≤3)32 | 97.4% | 47.7% | 21.4 | 99.2 |
| HEART Pathway29 | 100% | 49.6% | 10.7% | 100% |
Abbreviations: ASPECT, Asia-Pacific Evaluation of Chest Pain Trial; ADAPT, Accelerated Diagnostic Protocol for Chest Pain Trial; HEART, History, EKG, Age, Risk Factors, and Troponin; TIMI, The Thrombolysis in Myocardial Infarction; VCPR, Vancouver Chest Pain Rule.