Table 1.
Patient background.
| At the time of entry (N = 286) | One year after (N = 286) | P value | |
|---|---|---|---|
| Age (years) | 65.8 ± 13.0 | 66.8 ± 13.0 | |
| Male (%) | 58.0 | 58.0 | |
| Dialysis vintage (months) | 61 (24–126) | 73 (36–138) | |
| Dialysis time (h) | 4 (3–4)/3.73 ± 0.58 | 4 (3–4)/3.70 ± 0.58 | 0.03 |
| CTR (%) | 51.6 ± 5.6 | 52.0 ± 5.3 | 0.051 |
| Dry weight (kg) | 53.1 ± 10.8 | 52.7 ± 10.9 | 0.02 |
| Body mass index (kg/m2) | 21.1 ± 3.3 | 20.9 ± 3.4 | 0.02 |
| Systolic blood pressure (mmHg) | 150 ± 24 | 150 ± 27 | 0.94 |
| Hb (g/dL) | 10.9 ± 1.4 | 10.5 ± 1.2 | < 0.001 |
| Ferritina (ng/mL) | 64 (23–185) | 60 (14–130) | < 0.001 |
| TSAT (%) | 23 (16–32) | 20 (13–29) | 0.008 |
| Alb (g/dL) | 3.6 ± 0.4 | 3.5 ± 0.5 | < 0.001 |
| cCa (mg/dL) | 9.2 ± 0.7 | 9.2 ± 0.6 | 0.80 |
| P (mg/dL) | 5.6 ± 1.6 | 5.4 ± 1.7 | 0.02 |
| Intact-PTHa (pg/mL) | 79 (29–157) | 74 (25–151) | 0.66 |
| ALPa (IU/L) | 247 (191–336) | 252 (195–320) | 0.58 |
| BUN (mg/dL) | 69 ± 17 | 64 ± 18 | < 0.001 |
| Cr (mg/dL) | 10.6 ± 3.3 | 10.3 ± 3.2 | 0.02 |
| Total cholesterol (mg/dL) | 161 ± 37 | 162 ± 39 | 0.66 |
| Triglycerides (mg/dL) | 92 (67–134) | 87 (65–117) | 0.09 |
| CRPa (mg/dL) | 0.16 (0.07–0.44) | 0.16 (0.06–0.22) | 0.02 |
| KT/V | 1.34 ± 0.41 | 1.49 ± 0.42 | < 0.001 |
| ECOG-PS 0 (%) | 64 | 53 | < 0.001 |
| ECOG-PS 1 (%) | 7 | 10 | |
| ECOG-PS 2 (%) | 14 | 15 | |
| ECOG-PS 3 (%) | 9 | 13 | |
| ECOG-PS 4 (%) | 6 | 9 |
Paired-t-test, Wilcoxon sum test, and McNemar test were used for analysis.
CTR cardiothoracic ratio, Hb hemoglobin, TSAT transferrin saturation, Alb albumin, cCa corrected calcium, P phosphate, PTH parathyroid hormone, ALP alkaline phosphatase, BUN blood urea nitrogen, Cr creatinine, CRP C-reactive protein, PS, ECOG-PS Eastern Cooperative Oncology Group performance status.
aMedian (interquartile range).