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Patient characteristics
| Age, mean ± SD, years | 74.1 ± 10.1 |
| Male, N (%) | 14 (73.7) |
| BMI, median (range), kg/m2 | 26.6 (21.0–40.7) |
| Arteriovenous fistula, N (%) | 6 (31.6) |
| High-flux membrane, N (%) | 10 (52.6) |
| Haemodiafiltration, N (%) | 9 (47.4) |
| Dialysis duration, median (range), h | 4 (4–5) |
| Ultrafiltration, mean ± SD, L | 1.82 ± 1.21 |
| Diabetes mellitus, N (%) | 7 (36.8) |
| Previous CVD, N (%) | 13 (68.4) |
