As shown in Table 4, GA and GA + AA genotypes of IGF1R rs2229765 had significant association with EGFR mutation in female lung adenocarcinoma patients (OR = 0.35, 95% CI = 0.15–0.82 and OR = 0.39, 95% CI = 0.17–0.87, respectively). This evidence concerns the gene EGFR and lung adenocarcinoma.