Association between endometrial thickness and cumulative live birth rate in one oocyte-retrieval cycle: a retrospective cohort study including 26,127 patients

BMC Pregnancy and Childbirth 2026 Open access

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Authors: Gege Ouyang, Huiying Xiao, Ning Li, Yue Niu, Yuan Fang, Jialin Zou, Dingying Zhao, Daimin Wei
DOI: 10.1186/s12884-026-08897-6
Cited by: 0
References: 38

Abstract

BACKGROUND: This retrospective study aimed to evaluate the association between endometrial thickness (EMT) on the day of human chorionic gonadotropin (hCG) trigger and the cumulative live birth rate (CLBR) across one oocyte-retrieval cycle. METHODS: This single-center retrospective cohort study included 26,127 women undergoing their first cycles of in vitro fertilization with or without intracytoplasmic sperm injection with autologous oocytes between January 2013 and December 2019. EMT on the hCG trigger day was analyzed both categorically (Group 1:

Fields of Study & Subjects

Reproductive Biology and Fertility Reproductive Health and Technologies Assisted Reproductive Technology and Twin Pregnancy

Publication details

Journal / source
BMC Pregnancy and Childbirth
Volume
26
Issue
1
Publication date
5 March 2026
Language
EN