Table 1 The clinical characteristics of patients on peritoneal dialysis grouped by albumin-globulin ratio

 Gender (male, n, %)

356 (59.1%)

171 (54.8%)

185 (63.8%)

0.025

 Age (y)

50.33 ± 14.63

53.88 ± 13.14

46.52 ± 15.20

< 0.001

 Body mass index (kg/m²)

22.97 ± 3.32

22.99 ± 3.28

22.96 ± 3.38

0.915

 primary glomerular diseases(N,%)

349 (58.0%)

168 (53.8%)

181 (62.4%)

 Diabetic nephropathy(N,%)

91 (15.1%)

64 (20.5)

27 (9.3%)

 hypertensive nephropathy(N,%)

57 (9.5%)

28 (9.0%)

29 (10.0%)

 Obstructive nephropathy(N,%)

70 (11.6%)

37 (11.9%)

33 (11.4%)

 Other(N,%)

35 (5.8%)

15 (4.8%)

20 (5.9%)

 CVD (N,%)

153 (25.4%)

85 (27.2%)

68 (23.4%)

0.285

 Diabetes (n,%)

141 (23.4%)

91 (29.2%)

50 (17.2%)

0.001

 CCI Score

3.00 (3.00)

4.00 (2.00)

3.00 (2.00)

< 0.001

 Hypertension(N,%)

556 (92.4%)

289 (92.6%)

267 (92.1%)

0.796

 Leukocytes(10⁹/L)

6.85 (2.34)

7.07 (2.71)

6.72 (2.21)

0.009

 Hemoglobin (g/L)

97.13 ± 13.71

96.82 ± 13.52

97.47 ± 13.93

0.559

 Platelet(10⁹/L)

236.20 ± 77.69

250.40 ± 82.03

220.87 ± 69.65

< 0.001

 RDW(%)

14.95 (2.21)

15.25 (2.39)

14.73 (2.15)

< 0.001

 Blood glucose (mmol/L)

4.50 (1.03)

4.52 (1.24)

4.49 (0.89)

0.154

 Albumin-corrected calcium (mmol/L)

2.24 (0.21)

2.26 (0.20)

2.23 (0.20)

0.036

 Phosphorus (mmol/L)

1.66 (0.62)

1.62 (0.53)

1.72 (0.67)

0.018

 Serum Globulin (g/L)

26.47 ± 4.67

29.30 ± 4.07

23.42 ± 3.08

NA

 Serm Albumin (g/L)

32.58 ± 4.22

30.89 ± 3.91

34.41 ± 3.77

NA

 Cholesterol (mmol/L)

4.37 (1.01)

4.37 (1.14)

4.35 (0.92)

0.515

 Triglycerides (mmol/L)

1.43 (0.96)

1.43 (0.97)

1.43 (0.91)

0.470

 Serum uric acid (μmol/L)

432.12 ± 89.07

430.00 ± 88.57

434.41 ± 89.70

0.544

 Serum creatinine (μmol/L)

792.84 (332.21)

758.25 (307.50)

832.77 (351.44)

< 0.001

 Urea nitrogen (mmol/L)

19.50 (7.36)

18.91 (6.90)

20.14 (7.85)

0.002

 24 h urine (ml)

846.31 (600.00)

846.31 (642.50)

846.31 (562.50)

0.562

 Peritoneal dialysate volume(L/day)

7.97 ± 0.83

7.99 ± 0.87

7.95 ± 0.78

0.484

 Total KT/V

2.15 (0.85)

2.20 (0.73)

2.06 (0.89)

0.058

 PDGC(%)

1.50 (0.25)

1.50 (0.25)

1.50 (0.00)

0.002