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Validation and evaluation of the prognostic signature. (A–C) Kaplan–Meier curves of low- and high-risk groups in the training cohort (A), validation cohort (B), and entire cohort (C). (D,E) Univariate (D) and multivariate (E) Cox regression analysis of the risk score and clinical features. (F) ROC curves of the risk score and traditional clinical characteristics.
