BRD2 and Infertility: No statistical differences in the patients’ age (years) at oocyte pick-up [32.0 (29.0-34.3) vs. 31.5 (29.0–35.0), P = 0.698], patients’ age during ET [33.5 (30.0-35.3) vs. 32.0 (30.0–36.0), P = 0.777], body mass index (BMI,kg/m2) [22.5 ± 3.3 vs. 22.8 ± 3.5, P = 0.596], basal follicular stimulating hormone (FSH) value (IU/mL) [5.9 (4.3–7.4) vs. 6.0 (5.0–8.0), P = 0.225], number of total embryos cryopreserved [6 (4–8) vs. 5 (3–6), P = 0.138] and causes of infertility (P > 0.05) were found between the two groups.