Table 1 Patient characteristics (n = 487)

Age (years)

50.7 ± 10.1

48 ± 10.0

0.004

BMI (kg/m²)

23.2 ± 3.51

22.8 ± 3.19

0.177

Hypertension

57 (20.4%)

28 (13.5%)

1

Diabetes

17(8.2%)

25 (8.9%)

1

PT (s)

11.5 ± 1.11

11.8 ± 1.19

0.001

APTT (s)

30.1 ± 5.67

32.0 ± 5.89

0.001

FIB (g/L)

3.25 ± 0.89

3.35 ± 0.88

0.213

ALB (g/L)

45.6 ± 3.35

44.7 ± 3.71

0.005

TG (mmol/L)

1.27 ± 0.82

1.37 ± 1.24

0.269

TC (mmol/L)

4.81 ± 0.96

4.90 ± 1.07

0.326

LDL-C (mmol/L)

3.09 ± 0.84

3.18 ± 1.01

0.258

TNM stage (n)

 I

39 (13.8%)

15 (7.2%)

1

 II

112 (39.8%)

90 (43.5%)

 III

89 (31.6%)

74 (35.7%)

 IV

40 (14.9%)

30 (14.5%)

Implantation site (n), access vein

 Basilic vein

266 (94.3%)

136 (65.7%)

1

 Cephalic vein

0 (0%)

52 (25.1%)

 Brachial vein

16 (5.7%)

19 (9.2%)

 Implantation depth (cm)

36.7 ± 3.21

37.4 ± 2.88

0.015

 Operation time (min)

35.6 ± 15

55 ± 18.1

< 0.001