FOXP3 and lip and oral cavity carcinoma: In 142 of total 856 patients, a significant association was found in those individuals who carried the FOXP3 rs3761548 polymorphic variant T, with a lower risk of oral cancer susceptibility [The adjusted odds ratio (AOR) (95% CI):0.649 (0.437-0.964); p = 0.032] (Table 3).