Baseline clinical characteristics (n=30)
| Characteristics | N (%) |
| Age (years), mean (SD)y | 57.4±8.3 |
| Male | 24 (80.0) |
| Hypertension | 23 (76.7) |
| Diabetes mellitus | 10 (33.3) |
| Hyperlipidaemia | 12 (40.0) |
| Coronary artery disease | 6 (20.0) |
| Smoking | 15 (50.0) |
Values are n (%) unless stated otherwise.