In addition, rs3177928, rs7197, and rs3129878 of HLA-DRA in the AITD/GD/HT group and control group showed no significant differences in the recessive model and additive model before and after adjusting for gender and age (data shown in Table 7/8/9 in the supplementary material (available here)). The gene discussed is HLA-DRA; the disease is hematocrit.