The data regarding individual risk factors contributing to the decision on whether a patient was at risk of OHSS were available for 365 cases: AMH >3.6 ng/mL (n = 215), AFC >20 (n = 41), FSH (n = 49), polycystic ovary syndrome (PCOS) (n = 4), previous hyperstimulation (n = 1), other (n = 55). Here, AMH is linked to polycystic ovary syndrome.