fig1

Figure 1. Kaplan-Meier curve. (a) Curve for reasons (1: hepatits; 2: others); (b) curve for Child-Pugh class (1: class B; 2: class C); (c) curve for alcohol (1: alcoholic; 2: non alcoholic); (d) curve for PVT (1: present; 2: absent); (e) curve for smoking (1: smokers; 2: non smokers); (f) curve for age (1: > 63 years; 2: < 63 years); (g) curve for gender (1: female; 2: male). PVT: portal vein thrombosis