From the overall data from 1,128 cases and 1,276 controls, no associations of CCND1 G870A polymorphisms with oral carcinoma were observed [AA vs. GG: odds ratio (OR)=1.06; 95% confidence interval (CI), 0.62–1.82; dominant model: OR=1.04; 95% CI, 0.76–1.43; recessive model: OR=1.06; 95% CI, 0.70–1.59]. The gene discussed is CCND1; the disease is lip and oral cavity carcinoma.