Table 2.
Embryo Wastage rate for all non-donor ART cycles in women younger than 35 years in the USA (2004–2013)
| Year | Mean number of embryos transferred | Number of transfers performed | Total number of embryos transferred | Number of liveborn infants | Embryo Wastage rate (%) | Transfers leading to liveborn infant (%) |
|---|---|---|---|---|---|---|
| 2004 | 2.5 | 32,117 | 80,292 | 19,162 | 76.1 | 42.5 |
| 2005 | 2.4 | 31,906 | 76,574 | 19,293 | 74.8 | 43.3 |
| 2006 | 2.3 | 32,122 | 73,881 | 19,861 | 73.1 | 44.9 |
| 2007 | 2.2 | 33,153 | 72,937 | 21,097 | 71.1 | 46.1 |
| 2008 | 2.2 | 34,595 | 76,109 | 22,596 | 70.3 | 47.3 |
| 2009 | 2.1 | 34,407 | 72,255 | 22,512 | 68.8 | 47.5 |
| 2010 | 2.0 | 34,383 | 68,766 | 22,497 | 67.3 | 47.8 |
| 2011 | 1.9 | 34,430 | 65,417 | 21,490 | 67.1 | 46.3 |
| 2012 | 1.9 | 33,382 | 63,426 | 20,926 | 67.0 | 47.1 |
| 2013 | 1.8 | 31,039 | 55,870 | 19,419 | 65.2 | 47.7 |
| Total | 331,534 | 705,527 | 208,853 | 70.4 |