INS and Infertility: As shown in Table 1, there were no statistical differences between antibody-positive women and the control group in age, BMI, duration of infertility, basal hormonal levels (anti-Müllerian hormone (AMH), FSH, LH, E2, prolactin (PRL)), hormone levels on the day of hCG trigger, thyroid-related hormones (thyroid-stimulating hormone (TSH), free T4 (FT4), and free T3 (FT3)), fasting blood glucose (FBG), fasting insulin (INS), cancer antigen 125 (CA125), D-Dimer (D-D), homocysteine (HCY), and serum 25(OH)VD levels.