In addition, the best-differentiating PCOS+HT and PCOS groups were rs17855988 in ELN, rs1061638 in AHSA1, rs140634372 in PRDM5, and rs77570237 in IGSF9. The variants that best differentiated the PCOS+HT and HT groups were rs62638683 in GPR37, rs185466872 in MYO18B, rs1043424 in PINK1, and the undescribed 19:6751068_T/A variant in TRIP10 (Supplementary Figure S1). The gene discussed is IGSF9; the disease is hematocrit.