Identification of an immune-related gene signature for predicting prognosis and immunotherapy efficacy in liver cancer via cell-cell communication

Figure 4 Kaplan-Meier survival curves of the high-risk and low-risk groups. The red and blue curves represent the high-risk and low-risk groups, respectively, which were divided according to the median risk score. The significance of the difference between the two was evaluated through the log-rank test. TCGA-LIHC: The Cancer Genome Atlas Liver Hepatocellular Carcinoma.