There were significant differences in age, BMI, duration of infertility, treatments (IVF, ICSI, and RICISI), basal FSH, basal LH, basal T, total Gn, total antral follicle counts, transferring what day of embryos, top‐level embryos, and live‐birth rates among the four groups (P < .05). The gene discussed is BRD2; the disease is Infertility.