Figure 7. Integrated gene signature for OS prognosis prediction. (A, B) Univariable Cox regression analysis to find prognosis-associated genes from GSE16091 and TARGET_OS. (C, D) Kaplan-Meier curves showing the overall survival according to risk score of the set of prognosis-related signature OS patients in the two datasets. (E, F) ROC analysis of the cluster of prognostic biomarkers for OS in TARGET database and GSE16091 dataset.