GPT and hepatocellular carcinoma: Subsequent univariate and Cox proportional hazard regression model analysis showed that high expression of NMU in peri-tumor tissue was a significant prognostic factor for OS and DFS of HCC patients after liver resection, as were tumor number, tumor size, major vascular invasion, Edmondson grade, TNM stage, Child-Pugh class, PLT count, and ALT and AST level.