Table 2.
Results
| Characteristics | ATA dialyser + | ATA dialyser + | P-value |
|---|---|---|---|
| citrate-containing dialysate | predilution HDF | ||
| Access type | |||
| AVF/AVG/CVC, n/n/n | 19/1/0 | 19/1/0 | NS |
| Sessions performed/scheduled, n/n | 116/120 | 116/120 | NS |
| Blood volume (L), mean (SD) | 74.44 (5.28) | 74.33 (4.32) | NS |
| Ultrafiltration volume (mL), mean (SD) | 1234 (764) | 1406 (811) | NS |
| Substitution volume (L), mean (SD) | 0 | 52.7 (11.1) | PP |
| Dialysate | |||
| Temperature (°C), median (25th–75th percentile) | 36 (35.5–36.5) | 36 (35.5–36.5) | NS |
| Na+ (mmol/L), range | 136–140 | 136–140 | NS |
| K+ (mmol/L), range | 1–3 | 1–3 | NS |
| (mmol/L) | 35 | 35 | NS |
| Ca2+ (mmol/L) | 1.5 | 1.25 | NS |
| Mg2+ (mmol/L) | 0.5 | 0.5 | NS |
| Citrate3− (mmol/L) | 1 | 0 | PP |
| Single-pool Kt/V, mean (SD) | 1.63 (0.26) | 1.51 (0.25) | 0.05 |
| Reduction ratios | |||
| Water-soluble | Blood urea nitroge | ||
| n (%), mean (SD) | 79.4 (5.7) | 77.1 (5.7) | 0.05 |
| Middle molecules (%), median (25th–75th percentile) | |||
| Β2-microglobulin | 66 (63–72) | 71 (67–76) | 0.0009 |
| Myoglobin | 61 (55–65) | 66 (62–72) | 0.0001 |
| Protein-bound solutes (%), mean (SD) | |||
| Indoxyl sulphate | 45.6 (10.7) | 46.3 (8.1) | NS |
| p-cresol sulphate | 40.3 (10.7) | 39.5 (8.7) | NS |
Characteristics of the dialysis prescription with both study arms.
AVF: arteriovenous fistula; AVG: arteriovenous graft; CVC: central venous catheter; NS: not significant; PP: per protocol.