Evaluation of Preoperative Aspartate Transaminase/Alanine Transaminase Ratio as an Independent Predictive Biomarker in Patients With Metastatic Renal Cell Carcinoma Undergoing Cytoreductive Nephrectomy: AÂ Propensity Score Matching Study

The preoperative AST/ALT ratio can be an effective predictive biomarker for CSS and OS in patients with mRCC.