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Fresh and Cryopreserved Donor Oocyte cycles reported to Society for Assisted Reproductive Technology, 2013–2015
| Fresh Donor Oocytes | Cryopreserved Donor Oocytes | |||||
|---|---|---|---|---|---|---|
| Year(s) | 2013 | 2014 | 2015a | 2013 | 2014 | 2015a |
| Number of cycles | 8921 | 6929 | 5982 | 2227 | 2886 | 3215 |
| Average number of transferred embryos | 1.7 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 |
| Cancelled Cycles (%) | 11.7 | 7.0 | 9.1 | 8.5 | 12.4 | 15.0 |
a2015 data were calculated from a preliminary report distributed by SART
