Lan et al. [49] (n = 841) confirmed ZFAS1's association with worsened OS (HR = 2.13, 95 % CI: 1.71–2.65) and RFS (HR = 2.00, 95 % CI: 1.45–2.77) (all P < 0.001), though without HCC-specific stratification. This evidence concerns the gene ZFAS1 and hepatocellular carcinoma.