Table 2.
Dialysis treatment data and laboratory parameters for HD and HDF study sessions
| Treatment and Patient Parameters | HD | HDF | P Value |
|---|---|---|---|
| Dialysis treatment data | |||
| IDWG, % body weight | 2.13 (0.90–3.6) | 2.0 (1.4–3.47) | 0.38 |
| Blood flow rate, ml/min | 365 (350–387) | 365 (352–389) | 0.82 |
| Substitution volume, L | n/a | 23.0±2.5 | |
| UF rate, ml/kg per h | 3.8±2.9 | 4.4±2.5 | 0.29 |
| UF volume, L | 1.1±0.7 | 1.3±0.6 | 0.41 |
| SBP, mmHg | |||
| Before | 150.2±23.40 | 150.3±22.78 | 0.43 |
| During | 140.9±6 | 142.2±6 | 0.46 |
| After | 144.3±18.20 | 140.7±21.26 | 0.25 |
| DBP, mmHg | |||
| Before | 80.58±12.95 | 75.92±13.05 | 0.93 |
| During | 78.8±12 | 77.0±12 | 0.28 |
| After | 80.25±14.69 | 80.00±12.21 | 0.21 |
| Tympanic temperature pre- to postdialysis, °C | −1.0±0.4 | −1.0±0.4 | 0.98 |
| No. of IDH episodes | 0 | 1 | |
| Blood sample data | |||
| Hemoglobin, g/L | 119.5±7 | 120.8±3 | 0.60 |
| URR, % | 74.6±9 | 75.6±9 | 0.28 |
| Bicarbonate, mmol/L | 24 (21–25) | 23.5 (22–24.7) | 0.83 |
| Adjusted calcium, mmol/L | 2.38±0.13 | 2.48±0.11 | 0.09 |
| Phosphate, mmol/L | 1.43±0.38 | 1.47±0.31 | 0.69 |
| PTH, ng/L | 191.0 (146.8–49.3) | 200 (139–307.8) | 0.52 |
| Magnesium, mmol/L | 0.98±0.14 | 1.03±0.15 | 0.10 |
| nT-proBNP, ng/L | 2145 (1102–3379) | 1512 (1026–2261) | 0.05 |
| Predialysis cTnT, ng/L | 64.7±70 | 62.4±58 | 0.65 |
| Postdialysis cTnT, ng/L | 53.8±57 | 37.3±32 | 0.04 |
| Predialysis sodium, mmol/L | 140.5±0.7 | 140.6±0.5 | 0.68 |
| Postdialysis sodium, mmol/L | 139.0±0.5 | 138.8±0.4 | 0.74 |
Data are presented as means±SEM or medians (interquartile range). IDWG, interdialytic weight gain; n/a, not applicable; UF, ultrafiltration; DBP, diastolic BP; URR, urea reduction ratio; PTH, parathyroid hormone; nT-proBNP, n-terminal–pro brain naturetic peptide; cTnt, troponin T.