Item | Before matching | After matching | ||||
---|---|---|---|---|---|---|
High EAL group | Low EAL group | P value | High EAL group | Low EAL group | P value | |
(a) Super high-flux hemodialysis | ||||||
Patients, n | 286 | 69 | Â | 69 | 69 | Â |
Age, years | 71.8 ± 10.9 | 76.3 ± 10.2 | 0.003 | 73.1 ± 10.2 | 76.3 ± 10.2 | 0.084 |
Dialysis vintage, months | 95.7 ± 92.2 | 104.7 ± 92.1 | 0.195 | 92.6 ± 86.2 | 104.7 ± 92.1 | 0.342 |
Diabetes mellitus, % with/without | 32.3/67.7 | 26.1/73.9 | 0.019 | 33.3/66.7 | 26.1/73.9 | 0.456 |
Body mass index, kg/m2 | 21.9 ± 3.8 | 19.9 ± 3.5 |  < 0.001 | 21.7 ± 4.0 | 19.9 ± 3.5 | 0.005 |
Normalized protein catabolism rate, g/kg/day | 0.8 ± 0.2 | 0.8 ± 0.2 | 0.326 | 0.8 ± 0.2 | 0.8 ± 0.2 | 0.166 |
Albumin, g/dL | 3.3 ± 0.4 | 3.3 ± 0.4 | 0.205 | 3.4 ± 0.3 | 3.3 ± 0.4 | 0.157 |
Corrected calcium, mg/dL | 9.2 ± 0.7 | 9.3 ± 0.7 | 0.177 | 9.1 ± 0.7 | 9.3 ± 0.7 | 0.198 |
Phosphorus, mg/dL | 5.0 ± 1.5 | 4.8 ± 1.5 | 0.296 | 5.2 ± 1.5 | 4.8 ± 1.5 | 0.093 |
Hemoglobin, g/dL | 11.1 ± 1.1 | 10.7 ± 1.2 | 0.014 | 11.1 ± 1.0 | 10.7 ± 1.2 | 0.028 |
High-sensitivity C-reactive protein, mg/dL | 0.520 ± 1.289 | 0.758 ± 1.700 | 0.292 | 0.715 ± 1.605 | 0.759 ± 1.700 | 0.633 |
Kt/V | 1.7 ± 0.3 | 1.8 ± 0.5 | 0.047 | 1.7 ± 0.3 | 1.8 ± 0.5 | 0.164 |
(b) Online hemodiafiltration | ||||||
Patients, n | 224 | 204 | Â | 147 | 147 | Â |
Age, years | 60.7 ± 11.3 | 69.4 ± 10.4 |  < 0.001 | 64.1 ± 10.2 | 67.0 ± 10.4 |  < 0.001 |
Dialysis vintage, months | 159.2 ± 120.6 | 129.5 ± 114.7 | 0.005 | 144.8 ± 116.6 | 146.8 ± 124.2 | 0.904 |
Diabetes mellitus, % with/without | 27.7/72.3 | 38.7/61.3 | 0.018 | 32.0/68.0 | 32.7/67.3 |  > 0.999 |
Body mass index, kg/m2 | 22.9 ± 3.5 | 22.5 ± 4.2 | 0.084 | 22.8 ± 3.3 | 22.3 ± 4.3 | 0.034 |
Normalized protein catabolism rate, g/kg/day | 0.9 ± 0.1 | 0.8 ± 0.2 | 0.172 | 0.9 ± 0.1 | 0.9 ± 0.2 | 0.713 |
Albumin, g/dL | 3.4 ± 0.3 | 3.4 ± 0.3 | 0.691 | 3.4 ± 0.3 | 3.4 ± 0.3 | 0.495 |
Corrected calcium, mg/dL | 9.2 ± 0.7 | 9.2 ± 0.7 | 0.537 | 9.2 ± 0.7 | 9.2 ± 0.6 | 0.728 |
Phosphorus, mg/dL | 5.8 ± 1.5 | 5.3 ± 1.3 | 0.001 | 5.6 ± 1.3 | 5.4 ± 1.3 | 0.203 |
Hemoglobin, g/dL | 11.3 ± 1.2 | 11.0 ± 1.3 |  < 0.001 | 11.1 ± 1.1 | 11.0 ± 1.3 | 0.217 |
High-sensitivity C-reactive protein, mg/dL | 0.417 ± 1.248 | 0.398 ± 1.111 | 0.678 | 0.360 ± 1.139 | 0.415 ± 1.135 | 0.246 |
Kt/V | 1.6 ± 0.3 | 1.6 ± 0.3 | 0.210 | 1.6 ± 0.3 | 1.6 ± 0.3 | 0.311 |