Table 1 Demographic and clinical characteristics of hemodialysis patients

Age (year)

61 ± 13

61 ± 12

59 ± 15

0.143

Male (%)

133(53.0%)

92(51.7%)

41(56.2%)

0.518

Dialysis age (month)

37.27(3.33,117.32)

73.23(34.69,134.17)

0

< 0.001

Primary disease (%)

0.173

 Glomerulonephritis

87(34.7%)

63(35.4%)

24(32.9%)

 Diabetes

41(16.3%)

21(11.8%)

20(27.4%)

 Hypertension

39(15.5%)

29(16.3%)

10(13.7%)

 Polycystic kidney

27(10.8%)

20(11.2%)

7(9.6%)

 Other

57(22.7%)

45(25.3%)

12(16.4%)

 Diabetes mellitus

55(21.9%)

30(16.9%)

15(34.2%)

0.002

 Cardiovascular disease

87(34.7%)

61(34.3%)

26(35.6%)

0.839

 History of malignant tumor

26(10.4%)

19(10.7%)

7(9.6%)

0.798

 Serum calcium (mmol/L)

2.45 ± 0.15

2.46 ± 0.15

2.41 ± 0.17

0.21

 Serum phosphate (mmol/L)

1.77 ± 0.38

1.79 ± 0.37

1.72 ± 0.40

0.075

 Serum iPTH (pg/ml)

309.5 ± 167.8

311.9 ± 170.7

280.2 ± 134.6

0.773

 ALP (u/L)

96.42 ± 71.26

100.65 ± 64.49

92.11 ± 85.19

0.181

 Hb (g/L)

107.78 ± 11.81

108.73 ± 11.44

105.49 ± 12.43

0.07

 Alb (g/L)

39.16 ± 3.36

38.85 ± 3.25

39.91 ± 3.54

0.008

 PAB (mg/L)

292.99 ± 74.15

284.97 ± 73.23

312.46 ± 73.22

0.071

 hs-CRP (mg/L)

4.25 ± 3.19

4.45 ± 3.56

4.04 ± 3.13

0.34

 NT-proBNP (pg/ml)

5797(3025,16,474)

7081(3441,18,204)

3744(2631,8483)

0.002

 nPCR

1.13 ± 0.26

1.13 ± 0.25

1.12 ± 0.28

0.672

 spKt/V

1.44 ± 0.29

1.46 ± 0.27

1.41 ± 0.31

0.169

 URR

0.70 ± 0.08

0.70 ± 0.07

0.69 ± 0.09

0.29

 Total Phosphate-binding capacity

88.23 ± 77.74

92.23 ± 58.42

83.91 ± 80.20

0.745

 Calcitriol (ug/week)

0.75(0.00,1.88)

0.75(0.00,2.15)

0.75(0.00,1.25)

0.16

 Cinacalcet

20(8.0%)

17(9.6%)

3(4.1%)

0.06