Pregnancy Outcomes Decline With Increasing Recipient Body Mass Index: An Analysis of 22,317 Fresh Donor/Recipient Cycles From The 2008–2010 Society For Assisted Reproductive Technology Clinic Outcome Reporting System Registry

(Abstracted from Fertil Steril2016;105:364–368)In the last few decades as result of increasing obesity in the general population, greater numbers of obese women present to clinics for assisted reproduction Several studies examining autologous cycles have demonstrated detrimental effects of body mass index (BMI) on in vitro fertilization (IVF) outcomes. The mechanism of these adverse effects is unclear.