GAS6 and Behcet disease: The results again showed significantly increased frequencies of the GAS6/rs9577873 C allele and CC genotype (Pc = 2.79 × 10−2, OR = 1.566; Pc = 1.51 × 10−2, OR = 1.666) and PROS1/rs4857037 A allele and AA genotype (Pc = 1.49 × 10−2, OR = 1.689; Pc = 4.80 × 10−3, OR = 1.825, respectively) in BD compared to controls.