MAP3K13 (log-rank P = 0.013; adjusted P = 0.032; Table 2, Figure 4(m)) and MAPK15 (log-rank P = 0.001; adjusted P = 0.012; Table 2, Figure 4(o)) were associated with OS of the HBV-related HCC. The gene discussed is MAPK15; the disease is hepatocellular carcinoma.