Univariate Cox regression analyses of miR-29a-5p for TTR of patients with different stages of HCCs.

The Barcelona Clinic Liver Cancer staging system (BCLC) ranks hepatocellular carcinoma in five stages, ranging from 0 (very early stage) to D (terminal stage).*Tumor differentiation was assigned by Edmondson's grading system.†P value for the comparison of cohort B with cohort A. ‡ Student t tests; Fisher’s exact tests for all the other analyses.