Recipients of egg donation
| Jan 2007 to Dec 2010 | Jan to Sept 2011 | |
| Embryo transfer cycles | 372 | 77 |
| Positive preg test | 60% (222) | 70% |
| Clinical pregnancies* | 50% (186) | 49% (38) |
| Embryo implantation rate** | 42% | 54% |
| Live Births | 43% (159) | Not yet available |
| % twin pregnancies | 36% | 16% |
* clinical pregnancy means a fetal heart is present on scan
** Implanation rate is the number of babies developing divided by the number of embryos transferred
eg if two embryos are transferred and 1 baby develops the implantation rate is 50%
