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Serum progesterone level above 0.85 ng/mL and progesterone/estradiol ratio may be useful predictors for replacing cleavage-stage with blastocyst-stage embryo transfer in fresh IVF/ICSI cycles without premature progesterone elevation

Crossref DOI link: https://doi.org/10.1007/s00404-021-06304-3

Published Online: 2021-10-30

Published Print: 2022-04

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Tokgoz, Vehbi Yavuz https://orcid.org/0000-0002-4113-385X
Tekin, Ahmet Basar
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Text and Data Mining valid from 2021-10-30

Version of Record valid from 2021-10-30
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Article History

Received: 20 April 2021

Accepted: 18 October 2021

First Online: 30 October 2021

Declarations

:

: The authors declare that they have no conflicts of interest and nothing to disclose.

: This study was approved by Institutional Review Board at Eskisehir Osmangazi University under the number Ref. No: E.51567-2020/22.

: Not applicable (the study was retrospective).

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