EGFR and non-small cell lung carcinoma: In this study, risk score calculated by weighted NRI and SIRI, combined with sex, smoking history, EGFR mutation, TNM stage, and surgery treatment, were used to construct a nomogram model that can visually and personally predict 1-, 2-, 3-, 4-, and 5-year OS rates for NSCLC patients treated with EGFR-TKI and has a good predictive performance.