Table 3 Dialysis performance indicators during the study period
| Â | 2012 | 2013 | 2014 | 2015 | 2016 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|  | hf-HD n = 75 | Mixed-HDF n = 47 | Post-HDF n = 78 | hf-HD n = 55 | Mixed-HDF n = 74 | Post-HDF n = 79 | hf-HD n = 69 | Mixed-HDF n = 72 | Post-HDF n = 76 | hf-HD n = 91 | Mixed-HDF n = 71 | Post-HDF n = 67 | hf-HD n = 81 | Mixed-HDF n = 69 | Post-HDF n = 76 |
Session time, h | 3.9 (0.2) | 4.0 (0.2) | 3.9 (0.2) | 4.0 (0.1) | 4.0 (0.1) | 4.0 (0.1) | 4.0 (0.2) | 4.0 (0.1) | 4.0 (0.1) | 3.9 (0.2) | 4.0 (0.1) | 4.0 (0.1) | 4.0 (0.1) | 4.0 (0.1) | 4.0 (0.1) |
Blood flow rate, ml/min | 327 (59) | 387 (22) | 383 (32) | 334 (44) | 392 (22) | 388 (25) | 320 (46) | 387 (28) | 378 (31) | 343 (39) | 382 (28) | 376 (31) | 348 (36) | 376 (28) | 385 (24) |
OCM KtV | 1.74 (0.49) | 1.96 (0.38) | 1.97 (0.39) | 1.78 (0.31) | 1.92 (0.32) | 1.96 (0.35) | 1.75 (0.42) | 1.89 (0.34) | 1.91 (0.31) | 1.77 (0.35) | 1.89 (0.36) | 1.88 (0.32) | 1.75 (0.28) | 1.90 (0.29) | 1.89 (0.35) |
Substitution volume, L/session | – | 41.3 (4.0) | 26.2 (4.7) | – | 38.6 (4.1) | 25.9 (2.8) | – | 39.6 (4.7) | 26.4 (2.4) | – | 37.8 (3.8) | 24.4 (3.4) | – | 37.9 (3.9) | 27.6 (3.7) |
Substitution volume infused in post-dilution, % | – | 53 (6) | 100 (0) | – | 62 (9) | 100 (0) | – | 63 (6) | 100 (0) | – | 63 (6) | 100 (0) | – | 63 (4) | 100 (0) |
Dry body weight, kg | 63.5 (13.4) | 71.5 (15.4) | 70.5 (13.6) | 62.6 (15.0) | 72.1 (14.0) | 69.7 (13.0) | 64.1 (15.8) | 72.8 (13.4) | 71.1 (15.7) | 62.7 (11.9) | 71.4 (14.2) | 77.4 (14.5) | 63.8 (12.6) | 72.4 (15.3) | 75.5 (14.8) |
Hemoglobin, g/dl | 11.1 (1.5) | 11.4 (1.6) | 11.3 (1.1) | 11.3 (1.3) | 11.5 (1.3) | 11.4 (1.4) | 11.1 (1.1) | 11.5 (1.3) | 10.9 (1.2) | 11.2 (1.1) | 11.5 (1.1) | 11.0 (1.6) | 11.0 (1.1) | 11.4 (0.9) | 11.2 (1.2) |
Intact parathyroid hormone, pg/ml | 169 (162) | 163 (103) | 158 (123) | 177 (163) | 194 (166) | 174 (164) | 175 (146) | 232 (193) | 200 (143) | 204 (156) | 245 (168) | 215 (155) | 177 (144) | 202 (160) | 222 (128) |
Phosphate, mg/dl | 3.9 (1.3) | 4.1 (1.0) | 4.1 (1.1) | 3.7 (1.1) | 3.7 (1.0) | 4.1 (1.2) | 4.1 (1.2) | 3.6 (1.0) | 3.9 (0.9) | 4.0 (1.1) | 3.9 (1.2) | 4.2 (1.1) | 3.9 (1.1) | 4.0 (1.1) | 4.3 (1.1) |
Potassium, mmol/l | 4.8 (0.6) | 5.0 (0.6) | 4.9 (0.8) | 4.8 (0.7) | 4.9 (0.6) | 4.9 (0.6) | 5.0 (0.6) | 4.8 (0.5) | 4.8 (0.5) | 4.7 (0.6) | 5.0 (0.6) | 4.9 (0.6) | 4.8 (0.6) | 4.9 (0.6) | 4.8 (0.6) |
nPCR, g/kg/day | 1.13 (0.47) | 1.12 (0.31) | 1.13 (0.44) | 1.05 (0.28) | 1.14 (0.31) | 1.11 (0.26) | 1.04 (0.26) | 1.04 (0.25) | 1.11 (0.21) | 1.03 (0.24) | 1.08 (0.21) | 1.11 (0.22) | 1.07 (0.30) | 1.01 (0.23) | 1.03 (0.25) |