Basic demographic characteristics, such as age, BMI, age of menarche, duration of infertility, abortion number, infertility aetiology, basic hormone levels (FSH, LH, E2, T, P, AMH, INHB, and DHEAs) and AFC, were not significantly different (P >0.05) between the DHEA and control groups (Table 1). This evidence concerns the gene SULT2A1 and Infertility.