| Characteristic | |
| Age (y) | 58.9 (13.4) |
| Female sex (n (%)) | 32 (43.2) |
| Hypertension (n (%)) | 53 (71.6) |
| Diabetes (n (%)) | 12 (16.2) |
| Hyperlipidaemia (n (%)) | 24 (32.4) |
| Smoking (n (%)) | 27 (36.5) |
| Coronary artery disease (n (%)) | 5 (6.8) |
| Peripheral artery disease (n (%)) | 4 (5.4) |
| History of stroke/transient ischaemic attack (n (%)) | 17 (23.0) |
Values are mean (SD).