In the validation cohort, high JARID2 expression in HCC tissues was still found to be an independent risk factor for DFS (HR 2.463; 95% CI: 1.836 to 3.352; P = 0.033; Table 2) and OS (HR 2.241; 95% CI: 1.568 to 3.811; P = 0.031; Table 3). Here, JARID2 is linked to hepatocellular carcinoma.