Among women, HLA-B*5201-positive genotype had significantly lower incidence of DVT (13.5 vs. 42.3%; p = 0.0036) and non-type 1 disease (13.3 vs. 48%; p = 0.02) as compared with HLA-B*5201-negative females [78]. Here, HLA-B is linked to deep vein thrombosis.