There was no difference among the 4 groups in the detecting rate of Fas antigen, histological activity index (HAI),serum alanine transferase(ALT) and total bilirubin (TBil).

• 4组间Fas抗原检出例数、组织学活动指数、血清丙氨酸转氨酶及总胆红素在统计学上差异均无显著性。