Table I.
— Data from Italian IVF registry on female heterologous gamete donation (2015 – 2017).
| Donor fresh oocytes | Donor frozen oocytes | Frozen embryos from gamete donation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 2015 | 2016 | 2017 | 2015 | 2016 | 2017 | 2015 | 2016 | 2017 | |
| Centers performing at least one donation cycle, N | 19 | 9 | 9 | 54 | 68 | 68 | 33 | 53 | 72 |
| Couples treated, N | 107 | 143 | 60 | 1113 | 2531 | 2828 | 369 | 1434 | 2266 |
| Cycles initiated, N | 110 | 143 | 60 | 1198 | 2758 | 3089 | 420 | 1735 | 2783 |
| Transfers, N | 100 | 137 | 45 | 1106 | 2513 | 2863 | 409 | 1709 | 2677 |
| Clinical pregnancies obtained, N | 40 | 49 | 15 | 341 | 833 | 1018 | 132 | 551 | 914 |
| Live births, N | / | / | / | / | / | 740 | / | / | 695 |
| Pregnancy rate per cycle initiated, % | 36.4 | 34.3 | 25.0 | 28.5 | 30.2 | 33.0 | 31.4 | 31.8 | 32.8 |
| Pregnancy rate per transfer, % | 40.0 | 35.8 | 33.3 | 30.8 | 33.1 | 35.6 | 32.3 | 32.2 | 34.1 |
| Live birth rate per cycle initiated, % | / | / | / | / | / | 24.0 | / | / | 25.0 |
| Live birth rate per transfer, % | / | / | / | / | / | 25.8 | / | / | 26.0 |
| Pregnancy rate per couples treated, % | 37.4 | 34.3 | 25.0 | 30.6 | 32.9 | 36.0 | 35.8 | 38.4 | 40.3 |
| Live birth rate per couple streated, % | / | / | / | / | / | 26.2 | / | / | 30.7 |
| Cancellation rate, % | / | / | / | / | / | 7.3 | / | / | 3.8 |
/ = data not available.