However, there was no substantial differences between the two groups regarding clinical stage, gender, metastasis site, treatment modality, pathological type, family history, age, treatment response, disease progression, smoking status, HP, DM, COPD, pulmonary tuberculosis (PTB), BMI, SBP, DBP, hemoglobin, BUN, albumin, ALT, HDL-C, AST, TBil, UA, TC, TG, Cr, LDL-C, FBG, SP, SS, and SC (p > 0.05). Here, GPT is linked to chronic obstructive pulmonary disease.