ARHGAP22 and type 2 diabetes mellitus: (15) identified that the rs3844492 and rs10491034polymorphisms in the ARHGAP22 gene were associated with DR inpatients with T2DM from a Chinese population (rs3844492: OR = 3.52; 95%CI 1.26–9.85;p = 0.011 for the recessive model; rs1049104: OR = 0.47; 95%CI 0.26 0.84; p = 0.009for the additive model).