HLA-C2, AK-2, and MNSs-S also were associated positively with proliferative retinopathy, and HLA-DR8 was associated inversely with this complication of diabetes in each case before adjusting for the number of comparisons.
In a sample of 1.033 diabetic patients characteristics of 10 group specific systems (ABO, MNS, Rh, P, K and Fy blood groups and Hp, Gc and Gm serum types) were tested in order to verify any association of hereditary group specific traits and diabetes.