Table 3.
Comparison of the investigated parameters depending on the DPI lower or greater than 0.8 g/kg/day.
| DPI < 0.8 g/kg/day (n = 18) |
DPI > 0.8 g/kg/day (n = 42) |
p-Value | |
|---|---|---|---|
| Age (years; mean ± SD) | 57.67 ± 9.25 | 63.59 ± 11.61 | 0.184 |
| PD duration (months; mean ± SD) | 9.78 ± 10.18 | 37.11 ± 34.93 | 0.011 |
| BMI (kg/m2; mean ± SD) | 26.19 ± 2.4 | 24.02 ± 3.13 | <0.041 |
| %LBM | 49.39 ± 14.73 | 47.15 ± 11.25 | 0.689 |
| Protein intake (g/day; mean ± SD) | 60.77 ± 6.26 | 74.3 ± 13.44 | <0.008 |
| nPCR (g/kg/day; mean ± SD) | 0.66 ± 0.1 | 0.92 ± 0.2 | <0.001 |
| DEI (kcal/kg/day; mean ± SD) | 24.22 ± 4.91 | 28.89 ± 5.78 | <0.035 |
| Sodium intake (g/day; mean ± SD) | 2.94 ± 0.86 | 3.69 ± 0.71 | <0.018 |
| Kt/V | 2.11 ± 0.51 | 2.35 ± 0.47 | 0.222 |
| CrCl (L/week; mean ± SD) | 74.22 ± 30.93 | 77.36 ± 19.68 | 0.331 |
| RRF (mL/min/1.73 m2; mean ± SD) | 4.53 ± 3.38 | 3.67 ± 2.42 | 0.557 |
| Albumin (g/L; mean ± SD) | 38.44 ± 3.94 | 37.73 ± 4.9 | 0.674 |
| Cholesterol (mg/dL; mean ± SD) | 212.68 ± 47.18 | 191.8 ± 58.78 | 0.367 |
| Peritoneal protein loss (g/day; mean ± SD) | 6.3 ± 2.81 | 8.6 ± 4.99 | 0.242 |
BMI = body mass index; LBM = lean body mass; RRF = residual renal function; Kt/V = dialysis adequacy; CrCl = creatinine clearance; DPI = dietary protein intake; DEI = dietary energy intake; nPCR = normalized protein catabolic rate.