INS and polycystic ovary syndrome: However, the PCOS-IR patients had a significantly higher BMI (23.1 ± 2.9 kg/m2 vs. 20.8 ± 1.4 kg/m2, P = 0.033) and fasting insulin levels (125.2 ± 35.4 mIU/L vs. 60.5 ± 21.2 mIU/L, P = 0.008) than the PCOS-NIR patients.