Figure 2. Identification of prognostic lncRNAs. (A) Volcano plot showing DElncRNAs identified from the TCGA-LIHC dataset. (B) Venn diagram of prognostic DElncRNAs obtained from crossing DElncRNAs and COX positive lncRNAs in the OS cohort. (C) Venn diagram of prognostic DElncRNAs obtained from crossing DElncRNAs and COX positive lncRNAs in the RFS cohort. (D) LASSO regression in the OS cohort according to Lambda value. (E) The coefficient profiles of prognostic DElncRNAs in the OS cohort. (F) LASSO regression in the RFS cohort according to Lambda value. (G) The coefficient profiles of prognostic DElncRNAs in the RFS cohort.