Fig. 3

Evaluation the performance of IRS in predicting clinical outcome of STAD patients. A The C-index of IRS, age, gender and clinical stage for the performance in predicting the clinical outcome of STAD patients in TCGA and GEO datasets. B, C Univariate and multivariate cox regression analysis identified risk factors for the clinical outcome of STAD patients. D, E Predictive nomogram and calibration evaluating the overall survival rate of STAD patients.