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Fig. 4 | BMC Medical Genomics

Fig. 4

From: Prognostic signature for hepatocellular carcinoma based on 4 pyroptosis-related genes

Fig. 4

Internal validation of the TCGA cohort. PCA plot for samples based on the risk scores (a). Risk score and survival status distribution of HCC samples from the TCGA database (b). KM curves of samples in the high- and low-risk groups (c). t-ROC curves demonstrated the predictive efficiency of the risk score (d). Multivariate Cox regression showed that the risk score was an independent prognostic factor in the TCGA database (e)

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