Variables | Total (n = 180) | Lower peritoneal UA clearance (n = 90) | Higher peritoneal UA clearance (n = 90) | P value |
---|---|---|---|---|
Peritoneal UA clearance(L/week/1.73 m2) | 40.2 ± 7.1 | 34.6 ± 3.5 | 45.8 ± 5.0 | – |
Age (y) | 45.0 ± 13.4 | 42.9 ± 13.2 | 47.1 ± 13.3 | 0.04 |
Male (n, %) | 95 (52.8) | 55 (61.1) | 40 (44.4) | 0.04 |
Diabetes (n, %) | 24 (13.3) | 13 (14.4) | 11 (12.2) | 0.83 |
CVD (n, %) | 25 (13.9) | 10 (11.1) | 15 (16.7) | 0.39 |
Charlson comorbidity score | 3 (2–4) | 2 (2–4) | 3 (2–4) | 0.09 |
Chronic glomerulonephritis (n, %) | 121 (67.2) | 63 (70.0) | 58 (64.4) | 0.53 |
Diabetic nephropathy (n, %) | 16 (8.9) | 8 (8.9) | 8 (8.9) | 1.00 |
Hypertensive kidney lesion (n, %) | 14 (7.8) | 5 (5.6) | 9 (10.0) | 0.41 |
Systolic pressure (mmHg) | 135.0 ± 18.0 | 134.6 ± 17.4 | 135.5 ± 18.7 | 0.73 |
Diastolic pressure (mmHg) | 85.5 ± 14.2 | 87.5 ± 12.7 | 83.5 ± 15.4 | 0.06 |
Hemoglobin (g/dL) | 11.2 ± 1.7 | 11.4 ± 1.6 | 11.0 ± 1.7 | 0.11 |
N/L | 3.5 (2.7–4.5) | 3.2 (2.6–4.2) | 3.7 (2.9–4.8) | 0.11 |
HsCRP (mg/L) | 1.4 (0.5–4.7) | 1.5 (0.6–4.9) | 1.3 (0.5–4.8) | 0.79 |
Serum albumin (g/dL) | 3.7 ± 0.4 | 3.8 ± 0.3 | 3.5 ± 0.4 | <0.001 |
Serum prealbumin (mg/L) | 351 (320–402) | 354 (319–406) | 347 (319–387) | 0.26 |
Corrected calcium (mg/dL) | 9.2 ± 1.0 | 9.1 ± 0.6 | 9.3 ± 1.2 | 0.22 |
Serum phosphorus (mg/dL) | 4.5 ± 1.3 | 4.5 ± 1.1 | 4.5 ± 1.5 | 0.93 |
Total cholesterol (mg/dL) | 193.4 (162.4–228.2) | 193.4 (158.5–230.1) | 193.4 (166.3–228.2) | 0.62 |
Triglyceride (mg/dL) | 136.4 (97.8–190.8) | 142.1 (102.7–196.8) | 131.9 (94.7–185.1) | 0.27 |
Serum urea nitrogen (mg/dL) | 45.5 (37.5–55.7) | 45.4 (37.7–55.8) | 45.9 (36.6–55.9) | 0.91 |
Serum creatinine (mg/dL) | 8.6 (7.3–10.8) | 8.4 (7.1–10.8) | 8.9 (7.3–10.9) | 0.75 |
iPTH (pg/mL) | 256.2 (149.4–401.4) | 256.2 (164.0–391.1) | 258.0 (139.6–454.3) | 0.82 |
Serum UA (μmol/L) | 410 ± 72 | 430 ± 71 | 391 ± 69 | < 0.001 |
BMI (kg/m2) | 21.8 ± 3.2 | 22.6 ± 3.2 | 21.0 ± 3.0 | 0.001 |
Diuretic use (n, %) | 27 (15.0) | 11 (12.2) | 16 (17.8) | 0.40 |