Table 1.
Baseline characteristics, comorbidities, and dialysis parameters in the study population
| Descriptive | Parameter |
|---|---|
| Demographics | |
| Age, yr | 62.0±14.6 |
| Men/women, % | 46/54 |
| Weight, kg | 67.2±22.1a |
| Watson volume, L | 34±8.74a |
| Body surface area, m2 | 1.69±0.28a |
| Comorbidities | |
| Diabetes mellitus, % | 67 |
| Cardiovascular disease, % | 50 |
| Active malignancy, % | 8.3 |
| C reactive protein, mg/L | 22 (62)b |
| Dialysis parameters | |
| Dialysis time, min | 188±33a |
| Blood flow (QB), ml/min | 283±43a |
| Dialysis fluid flow (QD), ml/min | 587±139a |
| High-flux hemodialysis/hemodiafiltration, % | 54/46 |
| Ultrafiltration, L | 1.49±1.05a |
| Estimated in vivo cystatin C dialyzer clearance (KD), ml/min | 70.3±20.1a |
| GFR, ml/min per 1.73 m2 body surface area | 1.43 (0.22–2.33)b |
| Single pool Kt/Vurea | 1.19±0.52 |
| Total Kt/Vurea (renal+dialyzer) | 1.24±0.49 |
| Vascular access | |
| Arteriovenous fistula, % | 12.5 |
| Vascular catheter, % | 87.5 |
Total Kt/Vurea represents the sum of residual renal and dialyzer clearance, which was used for incremental dialysis calculations (Materials and Methods).
a
Mean±SD.
b
Median (interquartile range).