INS and polycystic ovary syndrome: Serum BPA and BPF concentrations did not differ between the studied groups. There was a negative correlation between serum BPA and HOMA-IR (p = 0.001) and TST (p = 0.006) in women with PCOS. No correlations were found between the serum BPS and other metabolic parameters such as serum lipids, glucose, insulin, DHEA-S, androstenedione and FAI