Association between morphologic grading and implantation rate of Euploid blastocyst

Autor: Hua Lou, Na Li, Yichun Guan, Yuchao Zhang, Dayong Hao, Shihong Cui
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Journal of Ovarian Research, Vol 14, Iss 1, Pp 1-8 (2021)
Druh dokumentu: article
ISSN: 1757-2215
DOI: 10.1186/s13048-021-00770-8
Popis: Abstract Background Standard morphologic evaluation has been the most widely adopted approach to embryo selection, and remains the most common strategy.The objective of the study to determine the association between the morphologic grading and implantation rate of euploid blastocysts in single frozen-thawed embryo transfer (SET) cycles. Methods A total of 271 patients aged 20–40 years undergoing euploid SET from January 2017 to December 2019 were included in retrospective cohort study.The cycles were divided into three groups based on their morphologic grading before cryopreservation: good-quality (n = 58), average-quality (n = 88) and poor-quality blastocysts (n = 125). The pregnancy outcome of the three morphologic groups were analyzed and a logistic regression of implantation rate was conducted. Results Good-quality blastocysts yielded statistically significantly higher implantation rates than poor-quality (79.31% vs. 48%; P
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