Table 2 Comparison of general clinical data between the two groups

Age, yr

37.1 ± 8.7

60.7 ± 15.8

-11.936

< 0.001

Male, n(%)

89(70.1)

140(57.0)

6.128

0.013

BMI, kg/m²

27.82 ± 3.33

24.19 ± 1.69

-11.036

< 0.001

Complications, n(%)

Diabetes

66(52.0)

108(43.9)

2.190

0.139

Fatty liver

106(83.5)

26(10.6)

194.651

< 0.001

Recurrence, n(%)

42(33.1)

23(9.3)

32.754

< 0.001