Fig. 3From: A large cohort study identifying a novel prognosis prediction model for lung adenocarcinoma through machine learning strategiesKaplan-Meier survival analysis and time-dependent ROC curves in the TCGA cohort, external testing, and external validation sets. AUC: area under the curve. a TCGA LUAD cohort. b External testing set. c External validation set. We used AUCs at 1, 3, and 5 years to assess prediction accuracy, and calculated p-values using the log-rank testBack to article page