Age per 10 y increase | 1.8 (1.6 to 1.9) | 1.7 (1.5 to 1.9) | 1.7 (1.6 to 1.8) |
History of myocardial infarction | 1.5 (1.3 to 1.8) | 1.2 (0.9 to 1.5) | 1.4 (1.2 to 1.6) |
History of congestive heart failure | 2.2 (1.8 to 2.6) | 2.0 (1.5 to 2.7) | 2.1 (1.8 to 2.5) |
Pulse per 30/min increase | 1.3 (1.2 to 1.4) | 1.4 (1.2 to 1.7) | 1.3 (1.2 to 1.5) |
Systolic blood pressure per 20 mm Hg decrease | 1.1 (1.08 to 1.2) | 1.0 (0.9 to 1.2) | 1.1 (1.06 to 1.2) |
Initial serum creatinine concentration per 1 mg/dl increase | 1.2 (1.1 to 1.24) | 1.2 (1.1 to 1.3) | 1.2 (1.1 to 1.23) |
Initial cardiac enzyme elevation | 1.6 (1.4 to 1.9) | 1.5 (1.2 to 2.0) | 1.5 (1.3 to 1.8) |
ST segment depression | 1.4 (1.2 to 1.7) | 1.6 (1.3 to 2.1) | 1.5 (1.3 to 1.7) |
No inhospital PCI | 1.6 (1.2 to 2.0) | 1.5 (1.1 to 2.1) | 1.9 (1.3 to 1.9) |