Fig. 3

Overall survival of the low- and high-risk groups. a Forest plot of hazard ratios exhibiting the prognostic worth of IRGPI. b Survival conditions of LUSC patients. c K-M survival curve of TCGA cohort. d K-M survival curve of GEO cohort. e ROC curve verifies the accuracy of the model in predicting the 1-, 3-,5-year survival rates of LUSC patients in the training set. f ROC curve verifies the accuracy of the model in predicting the 1-, 3-, 5-year survival rates of LUSC patients in the validation set