Comparison of clinical variables between responders and non-responders
| Responders (n=50) | Non-responders (n=8) | p Value | |
| Age, years | 73.7±10.7 | 79.1±4.3 | 0.242 |
| Men, n (%) | 28 (56.0%) | 6 (62.5%) | 0.685 |
| Hypertension, n (%) | 50 (100%) | 7 (87.5%) | 0.138 |
| Diabetes mellitus, n (%) | 16 (32.0%) | 5 (62.5%) | 0.124 |
| Dyslipidaemia, n (%) | 34 (68.0%) | 7 (87.5%) | 0.415 |
| History of smoking, n (%) | 23 (46.0%) | 5 (62.5%) | 0.464 |
| Coronary artery disease, n (%) | 39 (78.0%) | 6 (75.0%) | 1 |
| Peripheral artery disease, n (%) | 19 (38.0%) | 4 (50.0%) | 0.7 |
| Cerebrovascular disease, n (%) | 8 (16.0%) | 2 (25.0%) | 0.419 |
| Bilateral disease, n (%) | 12 (24.0%) | 0 (0%) | 0.185 |
| NYHA functional class | 2.4±0.9 | 3.3±1.2 | 0.035 |
| Antihypertensive medicine, n | 2.7±1.3 | 3.3±1.8 | 0.322 |
| Systolic blood pressure (mm Hg) | 146.3±24.9 | 148.3±13.2 | 0.827 |
| Diastolic blood pressure (mm Hg) | 74.2±13.3 | 68.5±12.0 | 0.261 |
| eGFR (mL/min/1.73 m2) | 46.3±19.5 | 25.4±11.6 | 0.005 |
| Serum creatinine (mg/dL) | 1.26±0.62 | 2.17±0.86 | <0.001 |
| log BNP | 2.33±0.56 | 2.68±0.35 | 0.178 |