Background The utilization of frozen-thawed embryo transfer (FET) cycles has been linked to
heightened risks of adverse perinatal outcomes. However, the potential association between …

Background Previous observational studies have highlighted the negative effects of serum
hormone levels at the minimum threshold during frozen embryo transfer (FET) cycles …

Purpose To determine whether the cycle regimens that are used for endometrial preparation
are associated with the birthweight (BW) after assisted reproductive technology (ART) using …

Objective To evaluate the risk factors for different types of pregnancy losses after embryo
transfer (ET). Design Retrospective cohort study. Setting Reproductive medicine center …

Objective To study whether midluteal serum estradiol (E2) levels are associated with the live
birth rate in hormone replacement therapy frozen embryo transfer (HRT-FET) cycles in …

Objective: To investigate the impact of estrogen (E2) levels on the day of embryo transfer on
pregnancy outcomes of frozen-thawed embryo transfer (FET) in hormonal replacement …

STUDY QUESTION Does the endometrial preparation protocol for frozen embryo transfer
(FET) have an impact on perinatal outcomes? SUMMARY ANSWER Singleton newborns …

STUDY QUESTION Does the quality of a single transferred blastocyst affect singleton
birthweight in frozen-embryo transfer (FET) cycles? SUMMARY ANSWER The transfer of a …

Purpose Higher risk for birth of singletons being large for gestational age (LGA) has been
revealed after in vitro fertilization (IVF) frozen–thawed embryo-transfer (FET). This …

Backgrounds Previous studies suggested that singletons from frozen-thawed embryo
transfer (FET) were associated with higher risk of large, post-date babies and adverse …