F2 and liver failure: Five patients (2.5%) in no occlusion group, 2 (1.3%) in Pringle group, and 8 (3.7%) in hemi-hepatic group had liver failure (defined as prothrombin time<50% and serum bilirubin level>50 μmol/L on the on day 5 after liver resection [28]) and they did not reach significant difference (P>0.05, Table 4).