INS and polycystic ovary syndrome: TT and LH levels, the ratio of LH to FSH, fasting insulin concentration, HOMA index, TG, TC, LDL-C, apoB and MDA levels, TOS, T-AOC, OSI, the ratio of apoB-PAF-AH to H-PAF-AH and the frequency of the T allele carriers (GT + TT) of PAF-AH G994T were significantly increased and FSH and HDL-C levels and H-PAF-AH activities were significantly reduced in the PCOS group compared with the control group after adjusted for age and BMI (Table 2).