As shown in Table 1, no significant differences were found between the PG and NR groups in terms of age, gender, platelet count, hemoglobin, levels of albumin, alanine aminotransferase, aspartate aminotransferase, alkaline phosphatase, total bilirubin and creatinine, Charlson comorbidity index score, tumor-associated symptoms, and percentage of postoperative salvage chemotherapy. Here, GPT is linked to neoplasm.