Clinical characteristics
| Age (mean±SD) | 71.9±9.6 |
| Female (%) | 73 (97.3) |
| Smoker (%) | 14 (18.6) |
| Hyperlipidaemia (%) | 20 (26.6) |
| Hypertension (%) | 53 (70.6) |
| Diabetes mellitus (%) | 12 (16) |
| Hypothyroidism (%) | 22 (29.3) |
| Troponin T peak | 0.62±0.74 mg/l |
| Days of hospitalisation, median | 8.4±4.4 |
| Ejection fraction in acute phase (by echocardiography) | 37.2%±9.05% |
| Ejection fraction at discharge (by echocardiography) | 50.5%±7.76% |
| QTc in acute phase | 503.8±61.7 |