From: Effect of repeated vitrification of human embryos on pregnancy and neonatal outcomes
Ā | Biochemical pregnancy rate | Ā | Clinical pregnancy rate | Ā | Live birth rate | ||||
---|---|---|---|---|---|---|---|---|---|
OR (95%CI) | P | Ā | OR (95%CI) | P | Ā | OR (95%CI) | P | ||
Female age at retrieval (y) BMI Endometrial thickness NO. of embryos transferred Embryo cryopreservation times | 0.945 (0.896,0.997) 1.039 (0.969,1.115) 1.106 (1.007,1.215) 1.910 (1.163,3.139) 0.943(0.482, 1.848) | 0.037* 0.278 0.035* 0.011* 0.865 | Ā | 0.950(0.901,1.002) 1.024 (0.956,1.097) 1.086(0.989,1.193) 1.734 (1.076,2.795) 1.124 (0.581,2.174) | 0.058 0.502 0.083 0.024* 0.728 | Ā | 0.917 (0.861,0.976) 1.009 (0.931,1.092) 1.091 (0.979,1.216) 1.595(0.916,2.778) 0.000 (0.000) | 0.006* 0.831 0.115 0.099 0.998 |