BRD2 and polycystic ovary syndrome: In stark contrast, the FSH activity level is significantly lower in the PCOS group (4.44 (3.48; 5.72) mIU/mL) than in no PCOS (5.82 (4.73; 7.08) mIU/mL; p = 0.0050) and control (6.49 (5.60; 7.50) mIU/mL; p = 0.0003; Figure 3C) groups.