Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer

Abstract The ability of sibling embryos to form blastocysts may reflect the developmental potential of the embryos that were transferred into the uterus. The purpose of the study was to investigate whether the development speed of sibling embryos positively reflects the live birth rate following fre...

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Main Authors: Xue Wang, Yaling Xiao, Yuanzheng Zhou, Hanbi Wang
Format: Article
Language:English
Published: Nature Portfolio 2023-04-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-33573-6
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author Xue Wang
Yaling Xiao
Yuanzheng Zhou
Hanbi Wang
author_facet Xue Wang
Yaling Xiao
Yuanzheng Zhou
Hanbi Wang
author_sort Xue Wang
collection DOAJ
description Abstract The ability of sibling embryos to form blastocysts may reflect the developmental potential of the embryos that were transferred into the uterus. The purpose of the study was to investigate whether the development speed of sibling embryos positively reflects the live birth rate following fresh embryo transfer. We examined 1262 cycles of women who underwent day 3 (D3) cleavage embryo transfer in the Peking Union Medical College Hospital in 2015–2020, who were divided into three groups (D5, D5 + D6, and D6) according to blastocyst formation. The live birth rate in patients with blastocysts that formed on D6 was significantly lower than the other two groups (36.1%, 45.6% and 44.7%, P < 0.05). For women with blastocysts that formed on D6, the live birth rate was higher in those with more good quality blastocysts than poor-quality blastocysts (42.4 vs 32.3%, P < 0.05). Multiple regression analysis showed that the blastocyst development speed of sibling embryos was an independent factor affecting live birth after fresh embryo transfer (P < 0.05). We concluded that the blastocyst development speed of sibling embryos may reflect live birth rate following the transfer of D3 cleavage embryos.
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spelling doaj.art-588a812a71b84e0b9a6593752b5a2b912023-04-23T11:17:20ZengNature PortfolioScientific Reports2045-23222023-04-011311710.1038/s41598-023-33573-6Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transferXue Wang0Yaling Xiao1Yuanzheng Zhou2Hanbi Wang3Department of Gynaecology Endocrine and Reproductive Centre, State Key Laboratory of Complex Severe and Rare Disease, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical CollegeDepartment of Gynaecology Endocrine and Reproductive Centre, State Key Laboratory of Complex Severe and Rare Disease, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical CollegeDepartment of Gynaecology Endocrine and Reproductive Centre, State Key Laboratory of Complex Severe and Rare Disease, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical CollegeDepartment of Gynaecology Endocrine and Reproductive Centre, State Key Laboratory of Complex Severe and Rare Disease, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical CollegeAbstract The ability of sibling embryos to form blastocysts may reflect the developmental potential of the embryos that were transferred into the uterus. The purpose of the study was to investigate whether the development speed of sibling embryos positively reflects the live birth rate following fresh embryo transfer. We examined 1262 cycles of women who underwent day 3 (D3) cleavage embryo transfer in the Peking Union Medical College Hospital in 2015–2020, who were divided into three groups (D5, D5 + D6, and D6) according to blastocyst formation. The live birth rate in patients with blastocysts that formed on D6 was significantly lower than the other two groups (36.1%, 45.6% and 44.7%, P < 0.05). For women with blastocysts that formed on D6, the live birth rate was higher in those with more good quality blastocysts than poor-quality blastocysts (42.4 vs 32.3%, P < 0.05). Multiple regression analysis showed that the blastocyst development speed of sibling embryos was an independent factor affecting live birth after fresh embryo transfer (P < 0.05). We concluded that the blastocyst development speed of sibling embryos may reflect live birth rate following the transfer of D3 cleavage embryos.https://doi.org/10.1038/s41598-023-33573-6
spellingShingle Xue Wang
Yaling Xiao
Yuanzheng Zhou
Hanbi Wang
Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer
Scientific Reports
title Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer
title_full Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer
title_fullStr Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer
title_full_unstemmed Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer
title_short Development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer
title_sort development speed of sibling embryo positively reflects live birth rate after fresh day 3 embryo transfer
url https://doi.org/10.1038/s41598-023-33573-6
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AT yuanzhengzhou developmentspeedofsiblingembryopositivelyreflectslivebirthrateafterfreshday3embryotransfer
AT hanbiwang developmentspeedofsiblingembryopositivelyreflectslivebirthrateafterfreshday3embryotransfer