EGFR and neoplasm: In OS, EGFR mutation-positive (HR, 0.716; 95% CI, 0.536–0.956: P = 0.024), age ≥ 70, male sex, total tumor size, pleural invasion positive, lymphatic permeation positive, vascular invasion positive, nodule with GGO, and pathological stage IB were significant predictive factors in the univariable analysis.