Baseline demographics and clinical data
| Baseline characteristics | |
|---|---|
| Age (years) | 92.0 (91.0–94.0) |
| Sex ratio (% men) | 38 |
| Body mass index (kg/m2) | 23.4 (21.0–25.5) |
| Hypertension (%) | 53 |
| Hyperlipidaemia (%) | 25 |
| Diabetes mellitus (%) | 14 |
| Active smoker (%) | 8 |
| History of coronary heart disease (%) | |
| Previous MI | 24 |
| Previous PCI | 4 |
| Previous CABG | 5 |
| Clinical presentation (%) | |
| Chest pain | 86 |
| Dyspnoea | 21 |
| Killip class at admission (%) | |
| I | 57 |
| II | 12 |
| III | 10 |
| IV | 21 |
| LVEF at admission (%) | 41.5 (32.0–50.0) |
| Electrocardiographic presentation (%) | |
| Anterior STEMI location | 39 |
| LBBB | 4 |
| STEMI with ST elevation in avR | 3 |
CABG, coronary artery bypass graft; LBBB, left bundle branch block; LVEF, left ventricular ejection fraction; MI, myocardial infarction; PCI, percutaneous coronary intervention; STEMI, ST-segment elevation MI.