Neonatal and maternal outcomes after fresh blastocyst and cleavage stage embryo transfer in the first embryo transfer cycle

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Neonatal and maternal outcomes after fresh blastocyst and cleavage stage embryo transfer in their first assisted reproductive technology

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Background: Currently, frozen embryo transfers contribute an increasing rate of births from assisted reproductive technologies such as in vitro fertilization (IVF). However, very few studies evaluated the neonatal outcomes from frozen embryo transfer. This study aimed to investigate and compare the neonatal outcomes from frozen embryo transfer versus fresh embryo transfers. Materials and Method...

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Neonatal outcomes among singleton births after blastocyst versus cleavage stage embryo transfer: a systematic review and meta-analysis.

BACKGROUND Several studies have evaluated outcomes of singleton pregnancies after blastocyst versus cleavage stage embryo transfer. Higher incidences of preterm birth (PTB), very preterm birth (VPTB), low birthweight (LBW) and congenital malformations were identified in a few of them. The objective of our study was to systematically review and meta-analyze pregnancy and neonatal outcomes among ...

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Pregnancy outcome after blastocyst transfer as compared to early cleavage stage embryo transfer.

BACKGROUND Retrospective cohort study to evaluate differences in outcome when embryo transfer was performed either on day 2-3 (cleavage stage, CS-group) or on day 4-5 (blastocyst stage, BS-group). METHODS A total of 1259 consecutive cycles yielding 500 live born babies performed at a single centre in Bregenz, Austria, were included. Main outcome measures were implantation and (multiple) pregn...

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The Comparison Between the Pregnancy Outcome after Easy Embryo Transfer and Difficult Embryo Transfer

Background: The role of embryo transfer (ET) in the success of in vitro fertilization/intra cytoplasmic sperm injection treatment is not well understood. In the present study we classified ET technique as difficult and easy types according to certain strict criteria, and compared the pregnancy outcome of the two ET types. Methods: This study was performed retrospectively on 295 infertile patien...

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ژورنال

عنوان ژورنال: Fertility and Sterility

سال: 2018

ISSN: 0015-0282

DOI: 10.1016/j.fertnstert.2018.07.1033