Low-Protein Diet Supplemented with Keto Acids Is Associated with Suppression of Small-Solute Peritoneal Transport Rate in Peritoneal Dialysis Patients
Table 1
Baseline data of the 53 PD patients, grouped according to the diet that they asre randomized to.
Group LP ()
Group sLP ()
Group HP ()
Age (year)
52.5 ± 13.7
56.3 ± 11.5
50.4 ± 12.3
Gender (male : female)
6 : 12
9 : 9
10 : 7
Diabetic nephropathy (yes/no)
1/17
1/17
1/16
BMI (kg/m2)
21.1 ± 2.1
22.3 ± 3.0
22.2 ± 3.3
Height (cm)
161.8 ± 8.1
163.7 ± 7.7
164.2 ± 6.1
Kt/Vtotal
2.4 ± 0.6
2.2 ± 0.3
2.4 ± 0.4
PD duration (month)
5.6 (1.3–14.2)
11.8 (3.8–20.9)
5.5 (1.3–14.2)
Urine protein (g/d)
0.7 (0.4–1.5)
0.7 (0.5–1.3)
1.0 (0.4–1.4)
Urine volume (ml/d)
1444 ± 460
1153 ± 409
1208 ± 378
e-GFR (ml/min/1.73 m2)
4.3 ± 2.4
3.7 ± 2.2
4.5 ± 2.4
Ultrafiltrational volume (mL/d)
0 (−240, 200)
130 (70, 610)
300 (−150, 425)
Serum CRP (mg/l)
3.0 (1.0–4.2)
7.8 (3.0–15.0)*
3.1 (2.8–6.4)
Serum albumin (g/l)
36.1 ± 3.2
37.4 ± 4.2
38.3 ± 2.8
Note: *, compared with group LP. PD: peritoneal dialysis; BMI: body mass index; e-GFR: estimated glomerular filtration rate, calculated as an average of the creatinine and urea clearances by 24-hour urine; CRP: C-reactive protein.