For 172 EGFR mutation NSCLC patients, 23.9 months was the median follow-up time (95% CI: 20.4–27.5) and the median OS times of group A and B were 27.9 months (95% CI: 22.6–33.2) and 24.4 months (95% CI: 18.5–30.2). Here, EGFR is linked to non-small cell lung carcinoma.