PLOD1 and Infertility: There were no statistically significant differences in female age, male age, years of infertility, BMI, baseline FSH, AMH, total Gn dose, total days of Gn administration, sperm concentration, motility, normal morphology rate, LH, estradiol, and the number of follicles with a diameter of ≥14 mm between Group-B1 and Group-B2 (all p>0.05).