Table 2 Baseline anthropometric and biochemical characteristics according to the plasma vaspin level quartile

No. of patients

146

36

37

37

36

Anthropometric measures

 body weight (kg)

66.47 ± 14.42

66.14 ± 11.71

65.36 ± 16.61

68.75 ± 15.71

65.55 ± 13.31

0.872

 body mass index (kg/m2)

24.81 ± 4.20

24.88 ± 3.91

24.13 ± 4.44

25.32 ± 4.95

24.91 ± 3.39

0.684

 waist circumference (cm)

88.74 ± 11.52

89.35 ± 11.87

87.89 ± 11.50

89.97 ± 12.48

87.74 ± 10.48

0.762

 hip circumference (cm)

95.35 ± 9.20

96.32 ± 9.17

94.74 ± 8.94

96.04 ± 9.42

94.29 ± 9.50

0.505

 waist-hip ratio

0.93 ± 0.07

0.93 ± 0.06

0.93 ± 0.06

0.93 ± 0.07

0.93 ± 0.08

0.591

 mid-arm circumference (cm)

25.83 ± 3.06

26.18 ± 2.30

25.40 ± 2.85

25.83 ± 3.48

25.93 ± 2.94

0.896

 triceps skin fold

9.79 ± 3.79

9.60 ± 3.87

8.87 ± 3.90

9.54 ± 3.72

11.18 ± 3.44

0.061

 sub-scapular skin fold

11.29 ± 4.78

12.22 ± 4.32

10.90 ± 4.59

9.97 ± 5.10

12.11 ± 4.90

0.720

Other nutritional scores

 SGA

5.32 ± 0.87

5.27 ± 0.88

5.50 ± 0.82

5.43 ± 0.93

5.10 ± 0.85

0.486

 MIS

6.7 ± 3.6

7.6 ± 3.7

5.4 ± 3.6

6.4 ± 2.5

7.4 ± 4.3

0.911

Total Kt/V

2.06 ± 0.65

2.17 ± 0.81

1.96 ± 0.71

1.95 ± 0.50

2.15 ± 0.50

0.890

Residual GFR (ml/min/1.73m²)

3.94 ± 2.65

4.54 ± 3.25

3.83 ± 2.75

3.65 ± 2.22

3.73 ± 2.26

0.212

Peritoneal transport characteristics

 D/P4

0.69 ± 0.12

0.68 ± 0.13

0.72 ± 0.10

0.68 ± 0.13

0.68 ± 0.13

0.593

 MTAC (ml/min/1.73m2)

11.05 ± 5.07

10.55 ± 4.53

11.94 ± 4.97

10.50 ± 4.99

11.24 ± 5.82

0.899

Hemoglobin (g/dL)

8.94 ± 1.19

9.19 ± 1.29

8.82 ± 1.48

8.86 ± 0.74

8.90 ± 1.15

0.369

Albumin (g/L)

35.20 ± 4.35

35.83 ± 3.74

34.91 ± 4.85

35.24 ± 4.28

34.82 ± 4.55

0.415

HbA1c (%)

6.37 ± 1.14

6.13 ± 1.08

6.51 ± 1.12

6.35 ± 1.27

6.48 ± 1.11

0.502

Serum lipid profile

 Total cholesterol (mmol/L)

4.54 ± 1.22

4.29 ± 1.14

4.82 ± 1.21

4.50 ± 1.27

4.57 ± 1.24

0.596

 Triglyceride (mmol/L)

1.54 ± 0.87

1.59 ± 0.81

1.65 ± 0.76

1.34 ± 0.52

1.60 ± 1.25

0.665

 LDL cholesterol (mmol/L)

2.60 ± 1.05

2.37 ± 0.94

2.86 ± 1.07

2.53 ± 1.56

2.62 ± 0.99

0.624

 HDL cholesterol (mmol/L)

1.26 ± 0.39

1.20 ± 0.37

1.21 ± 0.29

1.36 ± 0.45

1.53 ± 0.41

0.294

 Serum PTH (ng/L)

58.45 ± 81.82

73.46 ± 154.79

61.59 ± 38.21

52.68 ± 29.33

46.15 ± 31.74

0.151

 NPNA (g/kg/day)

1.12 ± 0.23

1.07 ± 0.24

1.15 ± 0.22

1.10 ± 0.20

1.17 ± 0.25

0.177

 FEBM (%)

40.09 ± 11.56

40.95 ± 15.46

41.24 ± 10.27

39.41 ± 11.25

38.83 ± 8.27

0.383

Bioimpedance spectroscopy

 Overhydration (Litre)

4.53 ± 3.22

3.63 ± 2.03

4.62 ± 3.64

4.90 ± 3.38

4.89 ± 3.49

0.109

 E:I ratio

1.02 ± 0.17

0.97 ± 0.14

1.00 ± 0.18

1.04 ± 0.20

1.05 ± 0.15

0.042

 Lean tissue mass (kg)

41.04 ± 10.97

40.68 ± 9.47

40.81 ± 10.50

43.21 ± 10.35

39.25 ± 13.31

0.839

 Adipose tissue mass (kg)

20.23 ± 11.18

20.70 ± 12.08

19.91 ± 11.95

20.09 ± 11.22

20.25 ± 9.93

0.897

Pulse wave velocity (cm/sec)

 Carotid-radial

10.53 ± 1.36

11.10 ± 1.43

10.37 ± 1.24

10.60 ± 1.17

10.07 ± 1.44

0.007

 Carotid-femoral

11.51 ± 2.36

11.70 ± 2.38

11.40 ± 2.22

11.31 ± 2.44

11.63 ± 2.46

0.866

Serum markers of inflammation

 C-peptide (ng/mL)

9.12 ± 7.18

9.14 ± 8.52

11.23 ± 9.24

7.17 ± 4.60

8.85 ± 4.61

0.360

 C-reactive protein (mg/L)

13.21 ± 30.07

21.04 ± 43.84

10.93 ± 31.27

10.24 ± 18.37

11.28 ± 21.16

0.220