Table 1.
Patient characteristics according to the values of RRF lower or greater than 2 mL/min/1.73 m2.
|
RRF < 2 mL/min/1.73 m2 (n = 28) |
RRF > 2 mL/min/1.73 m2 (n = 32) |
p-Value | |
|---|---|---|---|
| Age (years) | 56.39 ± 13.25 | 58.28 ± 12.53 | 0.573 |
| Male gender (n; %) | 11 (39.3%) | 17 (53.1%) | 0.208 |
| BMI (kg/m2) | 24.87 ± 3.57 | 24.92 ± 4.73 | 0.930 |
| %LBM | 37.23 ± 7.14 | 51.48 ± 11.41 | <0.001 |
| PD duration (months) | 51 (3–147) | 24.75 (3–67) | 0.001 |
| CAPD vs. CCPD/APD (n; %) | 20 (71.4%) | 22 (68.8%) | 0.523 |
| DM (n; %) | 9 (32.1%) | 7 (21.9%) | 0.272 |
| Davies comorbidity grade low/(medium + high) (n; %) |
8 (28.6%) | 12 (37.5%) | 0.325 |
| D/PCr | 0.67 ± 0.11 | 0.64 ± 0.12 | 0.259 |
| F/FA transporters (n; %) | 19 (67.9%) | 16 (50%) | 0.128 |
| RD (mL/day) | 800 (0–1650) | 1425 (300–3235) | 0.000 |
| UF (mL/day) | 1197.32 ± 440.35 | 866.09 ± 425.65 | <0.004 |
| MAP (mmHg) | 98.28 ± 10.64 | 92.9 ± 9.65 | <0.046 |
| Kt/V | 2.2 (1.3–3.33) | 2.61 (1.6–4.4) | 0.011 |
| CrCl (L/week) | 59.85 (44–115.9) | 95.45 (55.8–233.6) | 0.000 |
| Hb (g/dL) | 8.5 (9–11.8) | 9.75 (8.9–14) | 0.03 |
| Creatinine (mg/dL) | 9.2 ± 2.17 | 6.67 ± 1.7 | <0.001 |
| Albumin (g/L) | 32.61 ± 5.98 | 35.03 ± 5.23 | 0.099 |
| Cholesterol (mg/dL) | 5.46 ± 1.74 | 5.01 ± 1.3 | 0.465 |
| CRP (mg/L) | 5.95 (0.6–23) | 4.98 (0.3–14.6) | 0.101 |
| Sodium intake (g/day) | 3.51 ± 0.84 | 3.46 ± 0.83 | 0.883 |
| Protein intake (g/day) | 66.71 ± 14.13 | 71.65 ± 13.03 | 0.373 |
| DPI (g/kg/day) | 0.96 ± 0.15 | 0.93 ± 0.2 | 0.65 |
| nPCR (g/kg/day) | 0.86 ± 0.23 | 0.84 ± 0.21 | 0.836 |
| DEI (kcal/kg/day) | 29.63 ± 2.7 | 26.81 ± 6.52 | 0.249 |
| DSR (mmol/day) | 171.7 ± 57.97 | 132.77 ± 64.7 | <0.021 |
| USR (mmol/day) | 72.8 (0–165) | 101.15 (25.2–338.1) | 0.000 |
| TSR (mmol/day) | 211.07 ± 62.81 | 253.54 ± 92.56 | <0.046 |
MAP = mean arterial pressure; DM = diabetes mellitus; RD = residual diuresis; UF = ultrafiltration; Hb = hemoglobin; CRP = C-reactive protein; CAPD = continuous ambulatory peritoneal dialysis; CCPD = continuous cyclic peritoneal dialysis; APD = automated peritoneal dialysis; Kt/V = dialysis adequacy; CrCl = creatinine clearance; BMI = body mass index; LBM = lean body mass; D/Pcr = dialysate/plasma creatinine; F/FA = fast/fast-average; DPI = dietary protein intake; DEI = dietary energy intake; nPCR = normalized protein catabolic rate; DSR = dialytic sodium removal; USR = urinary sodium removal; TSR = total sodium removal.