Fig. 3From: HE4-based nomogram for predicting overall survival in patients with idiopathic pulmonary fibrosis: construction and validationHE4 gene exhibits superior prognostic value in IPF in both training and validation sets. A Kaplan–Meier plotter in training set. B TimeROC curves in training set. C Kaplan–Meier plotter in validation set. D TimeROC curves in validation setBack to article page