GPT and neoplasm: In multivariate Cox analyses, these related prognostic factors including tumor size (HR 1.879; 95%CI 1.180–2.993; P = 0.008), tumor number (HR 1.728; 95%CI 1.140–2.619; P = 0.010), Re-TURBT (HR 0.305; 95%CI 0.177–0.526; P < 0.001), pathological stage (HR 1.601; 95%CI 1.036–2.474; P = 0.034), and the elevated AST/ALT ratio (HR 2.865; 95%CI 1.873–4.381; P < 0.001) continued independent association with RFS in multivariate Cox analysis (Table 2).