Table 1 Demographic characteristics

No. of patients

140

140

Age (years)

51.13 ± 7.4

52.15 ± 8.8

t = 1.050

0.295

Male (%)

50 (35.7)

53 (53)

χ² = 37.9

0.710

Systolic pressure (mmHg)

137.2 ± 16.1

139.2 ± 15.3

t = 1.066

0.288

Diastolic pressure (mmHg)

82.3 ± 8.2

83.3 ± 7.4

t = 1.071

0.285

Triglyceride (mmol/L)

1.34 ± 0.65

1.57 ± 1.06

t = 2.189

0.003

Cholesterol (mmol/L)

3.21 ± 0.42

3.60 ± 0.82

t = 5.008

< 0.001

Serum creatinine (µmol/L)

176.5 ± 86.2

734.4 ± 150.17

t = 38.123

< 0.001

Serum albumin (g/L)

43.8 ± 5.16

35.3 ± 4.20

t = 15.116

< 0.001

Hypertension (%)

39 (27.9)

43 (30.7)

χ² = 0.276

0.599

Diabetes (%)

37 (26.4)

43 (30.7)

χ² = 0.630

0.427

Dialysis duration (years)

NA

6.30 ± 1.52

NA

NA

Malnutrition

5 (3.6)

23 (16.4)

χ² = 12.86

< 0.001

Vitamin D (ng/mL)

24.2 ± 5.20

25.2 ± 6.5

t = 1.42

0.156

Calcium (mmol/L)

2.35 ± 0.52

1.99 ± 0.12

t = 7.982

< 0.001

PTH (pg/mL)

56.2 ± 13.20

244 ± 63.20

t = 34.42

< 0.001

Drug history (%)

35 (25)

84 (74.3)

χ² = 35.09

< 0.001

Serum phosphorus (mmol/L)

1.20 ± 0.32

1.80 ± 0.62

t = 10.175

< 0.001

High-density lipoprotein (mmol/L)

1.49 ± 0.42

1.01 ± 0.29

t = 11.13

< 0.001

Low-density lipoprotein (mmol/L)

2.71 ± 0.55

3.21 ± 0.39

t = 8.774

< 0.001