FOXP1 and skin basal cell carcinoma: The rs2116709 polymorphism of FOXP1 is protective against BCC, with an OR of 0.90 (p = 2.3 × 10−17), while the rs12203592 variant of IRF4 results in an increased risk of BCC (OR 1.48; p = 2.4 × 10−152) [29].