<prompt> All are associated with increased risk of Ovarian Hyperstimulation Syndrome, EXCEPT?AMH levels of 3.3 ngmLEstradiol concentration 3500 pgmLPrevious history of OHSSAge 35 yrs  <response>: Risk factors for OHSS Polycystic ovary syndrome polycystic ovarian morphology with elevated AMH levels 3.36ngmL previous episodes of OHSS high E2estradiol concentrations more than 20 preovulatory follicles 