KNG1 and squamous cell lung carcinoma: In addition, our findings failed to demonstrate a statistically significant relationship between bradykinin and the risk of lung squamous cell carcinoma (trait: finn-b-C3_NSCLC_SQUAM) (OR, 0.838; 95% CI, 0.588–1.087; p = 0.527; SNPs = 14) (Supplementary Figure S2).