Table 1 Patient’s clinical characteristics and baseline labolatraly data^a

Age, year

59.26 ± 14.34

49.69 ± 11.80

54.71 ± 13.99

< 0.001

Gender, male/female

45/29

32/35

77/64

0.120

BMI, kg/m²

22.75 ± 3.05

22.68 ± 3.86

22.71 ± 3.45

0.908

SBP, mmHg

148.96 ± 17.08

147.54 ± 26.54

148.28 ± 22.02

0.703

DBP, mmHg

81.70 ± 12.16

90.04 ± 16.41

85.67 ± 14.88

< 0.001

Smoking, n (%)

21 (28.38%)

6 (8.96%)

27 (19.15%)

0.003

lipid-lowering therapy, n (%)

27(36.49%)

25 (37.31%)

52 (36.88%)

0.919

Etiology of ESRD, n (%)

0.009

 Chronic glomerulonephritis

24 (32.88%)

27 (40.91%)

51 (36.69%)

 Hypertensive nephrosclerosis

12 (16.44%)

20 (30.30%)

32 (23.02%)

 Polycystic kidney disease

1 (1.37%)

3 (4.55%)

4 (2.88%)

 Obstructive nephropathy

2 (2.74%)

4 (6.06%)

6 (4.32%)

 Lupus nephritis

4 (5.48%)

5 (7.58%)

9 (6.47%)

 Drug-induced injury

1 (1.37%)

0 (0.00%)

1 (0.72%)

 Vasculitis nephritis

1 (1.37%)

0 (0.00%)

1 (0.72%)

 Diabetic nephropathy

27 (36.99%)

7 (10.61%)

34 (24.46%)

 Unknown

1 (1.37%)

0 (0.00%)

1 (0.72%)

OS, month

51.25 ± 13.67

53.90 ± 14.20

52.39 ± 13.90

0.300

Hypertension, n(%)

53 (71.62%)

34 (50.75%)

87 (61.70%)

0.011

Death, n(%)

29 (39.73%)

14 (20.90%)

43 (30.71%)

0.016

Cause of death, n(%)

0.001

 CVD

15 (51.72%)

4 (28.57%)

19 (44.19%)

 Aortic dissection

1 (3.45%)

0 (0.00%)

1 (2.33%)

 Cerebral hemorrhage

5 (17.24%)

1 (7.14%)

6 (13.95%)

 Infection

2 (6.90%)

3 (21.43%)

5 (11.63%)

 Tumor

5 (17.24%)

0 (0.00%)

5 (11.63%)

 Gastrointestinal bleeding

1 (3.45%)

0 (0.00%)

1 (2.33%)

 Unknown

0 (0.00%)

6 (42.86%)

6 (13.95%)

HB, g/L

74.42 ± 19.46

78.73 ± 22.42

76.47 ± 20.95

0.224

Ca, mmol/L

1.93 ± 0.25

1.92 ± 0.28

1.92 ± 0.26

0.804

P, mmol/L

2.08 ± 0.59

2.05 ± 0.70

2.07 ± 0.64

0.719

PALB, g/L

0.30 ± 0.08

0.31 ± 0.10

0.30 ± 0.09

0.372

TG, mmol/L

1.52 ± 0.75

1.71 ± 0.95

1.61 ± 0.86

0.208

TC, mmol/L

4.64 ± 1.41

4.60 ± 1.78

4.62 ± 1.59

0.887

HDL-C, mmol/L

1.12 ± 0.39

1.11 ± 0.46

1.11 ± 0.42

0.956

LDL-C, mmol/L

2.74 ± 1.07

2.91 ± 1.21

2.82 ± 1.14

0.389

ALB, g/L

32.59 ± 5.38

32.59 ± 5.25

32.59 ± 5.30

0.999

UA, µmol/L

473.0(195.50)

572.0(189.50)

528.0(218.0)

0.024

hsCRP, mg/L

7.26(35.93)

4.92(18.48)

6.55(23.21)

0.300

SOD, U/ml

85.41 ± 19.37

96.84 ± 18.05

90.84 ± 19.55

< 0.001

Ferritin, µg/L

187.4(351.62)

193.0(341.70)

193.0(336.43)

0.646

iPTH, pg/ml

216.5(387.25)

247.0(370.5)

227.0(378.50)

0.681