Results revealed that KMO was an independent prognosticmarker for OS (HR: 1.700, 95% CI: 1.161–2.489,p = 0.006) and TTR (HR: 1.763, 95% CI: 1.193–2.606,p = 0.004) in HCC patients (Table2). This evidence concerns the gene KMO and hepatocellular carcinoma.