PLOD1 and spontaneous abortion: It was observed that the number of miscarriages was positively correlated with OVol, 17-OHP, A4, LH and LH/FSH ratio, all assessed at the final examination (respectively, R = 0.46, p = 0.04; R = 0.49, p = 0.03; R = 0.54, p = 0.01; R = 0.59, p = 0.005; R = 0.56, p = 0.008), and with an increase in E-selectin during the follow-up (R = 0.47, p = 0.03).