INS and polycystic ovary syndrome: GLU 2h, INS 0h, INS 2h, HOMA IR were mainly manifested increase in H_PCOS group, but there was no statistical difference among the other three groups, suggesting that the glucose metabolism of PCOS patients with high LDLC was significantly disordered, such as increased postprandial blood glucose, hyperinsulinemia and insulin resistance.