Methods The frame of this model was composed of 6 states-chronic hepatitis B (CHB), natural recovery (NR), compensated cirrhosis (CIR),decompensated cirrhosis (DEC), hepatocellular carcinoma (HCC) and death (DEA).

• 模型框架包含慢性乙型肝炎 (CHB)、自愈 (NR)、代偿性肝硬化 (CIR)、失代偿性肝硬化(DEC)、原发性肝癌 (HCC)和死亡 (DEA)等阶段。