AFP and cirrhosis of liver: Postoperative CTC count changes were not significantly associated with age, sex, hepatitis B viral (HBV) infection, liver cirrhosis, Child-Pugh score, AFP, tumor size, tumor number, vascular invasion, BCLC stage, mode of operation (open or laparoscopic), operation duration, blood loss, blood transfusion or hepatic vascular occlusion during the operation.