1. Additional outcome measures.
| Outcome measure |
Included trials with result |
| Implantation rate |
Kovacic 2009: low oxygen: 152/528, high oxygen 136/539 Meintjes 2009: low oxygen: 122/247, high oxygen 95/267 Sepulveda 2011: low oxygen: 38/91, high oxygen 32/87 |
| Embryo development rate |
Kovacic 2009: low oxygen 1014/1736, high oxygen 727/1742 Sepulveda 2011: low oxygen 205/370, high oxygen 161/385 |
| Cryopreservation rate |
Kovacic 2009: low oxygen 488/1736, high oxygen 420/1742 Meintjes 2009: low oxygen 99/1115, high oxygen 84/1070 Sepulveda 2011: low oxygen 114/370, high oxygen 74/385 |
The additional outcomes are not part of the meta‐analysis. However, they have been extracted for completeness.