Fig. 4

The prognostic role of the risk scores in the 8 PCmRNAs prognostic signature. KM curves of OS for patients in two risk groups of (A)TCGA and (B) ICGC datasets. Time-dependent OS ROC in (C)TCGA and (D) ICGC datasets. Univariate Cox regression for OS-related factors in (E) TCGA and (F) ICGC datasets. Multivariate Cox regression for OS-related factors in (G) TCGA and (H) ICGC datasets. Time-dependent ROC of OS for different clinical features in (I) TCGA and (J) ICGC datasets