RPP21 and hepatocellular carcinoma: Statistical analysis of the TCGA database found that PHOSPHO2 (Adjusted hazard ratio (AHR) was 1.72, 95% confidence interval (CI) was 1.08–2.51 and p-value was 0.005) and RPP21 (AHR was 1.49, 95% CI was 1.02–2.18, and p-value was 0.040) were associated with overall survival of HCC, whilePHOSPHO2 (AHR was 1.59, 95% CI was 1.07–2.36 and p-value was 0.021) was associated with disease-free survival in patients with HCC (Table 2).