PLOD1 and polycystic ovary syndrome: As Table 5 presented, the TG, β-trophin, ES level in PCOS patients with IR were significantly higher than that of those without IR (all p < 0.05); There were no significant differences in age, BMI, WHI, LH, FSH,TT,FAI, SHBG, AND, FBG,FINS, HOMA-IR,TC,HDL, LDL between two groups (all p > 0.05, Table 5).