Baseline characteristics of the study population (n = 500)
| Characteristic | Number (%) |
|---|---|
| Men | 414 (82.8%) |
| Age >70 years | 110 (22.0%) |
| Site of infarction | |
| Anterior | 152 (30.4%) |
| Inferoposterior | 186 (37.2%) |
| Multiple locations | 15 (3.0%) |
| Non-Q wave | 97 (19.4%) |
| Undefined | 37 (7.4%) |
| Not reported | 13 (2.6%) |
| Killip class at admission | |
| 1 | 431 (86.4%) |
| 2 | 64 (12.8%) |
| 3 | 4 (0.8%) |
| Previous myocardial infarction | 62 (12.5%) |
| Hypertension | 173 (35.7%) |
| Diabetes | 66 (13.5%) |
| Recommended treatments | |
| Thrombolysis | 351 (70.8%) |
| Intravenous β blockers | 127 (25.7%) |
| Aspirin | 432 (87.3%) |