نتایج جستجو برای: in vitro fertilization

تعداد نتایج: 16982298  

Journal: :Gynecologic and obstetric investigation 2014
Gesthimani Mintziori Dimitrios G Goulis Eleftherios Gialamas Konstantinos Dosopoulos Dimitrios Zouzoulas George Gitas Christos A Venetis Konstantinos A Toulis Efstratios M Kolibianakis Basil C Tarlatzis

BACKGROUND/AIMS This study aimed to evaluate the association of thyroid-stimulating hormone (TSH) concentrations and presence of thyroid autoimmunity (TAI) with the live birth rate in euthyroid women undergoing in vitro fertilization (IVF). METHODS This study of retrospective design included 158 euthyroid women (TSH 0.5-4.5 µIU/ml) who underwent IVF from January 2006 to December 2010. Thyroid...

2018
Jing Zhao Xi Huang Bin Xu Yi Yan Qiong Zhang Yanping Li

BACKGROUND There exist contradictive views on whether the vitamin D has association with clinical outcome of in vitro fertilization (IVF) and/or intracytoplasmic sperm injection (ICSI). The present meta-analysis aim to establish whether vitamin D was associated with clinical outcomes of IVF/ICSI. METHODS MEDLINE, Google Scholar and the Cochrane Library from database inception to March 2017 we...

2012
Giorgio Corani Cristina Magli Alessandro Giusti Luca Gianaroli Luca Gambardella

We present a Bayesian network model for predicting the outcome of in-vitro fertilization (IVF). The problem is characterized by a peculiar missingness process, and we propose a simple but effective averaging approach which improves parameter estimates compared to the traditional MAP estimation. The model can provide relevant insights to IVF experts.

2012
Hee Jun Lee Byung Chul Jee Chang Suk Suh Seok Hyun Kim Shin Yong Moon

PURPOSE During stimulated in vitro fertilization (IVF) cycle, up to 30% of the recovered oocytes are immature ones which have poor fertilization capacity; however, the precise influencing factors are largely unknown. Here, we analyzed the association of oocyte immaturity with woman's age in IVF cycles stimulated by single regimen. MATERIALS AND METHODS A total of one-hundred ninety five IVF c...

Journal: :Reproduction, fertility, and development 2004
Budhan S Pukazhenthi David E Wildt

The advent of in vitro fertilisation (IVF) and embryo transfer in the 1970s led to speculation about the potential value of these and other 'reproductive technologies' to conserving endangered species. So far, and for the most part, assisted breeding techniques that are routine in domesticated species are not easily adapted to wildlife. Species differences in reproductive form (anatomy/morpholo...

Journal: :United European gastroenterology journal 2016
Ilker Turan Gul Kitapcioglu Ege Tavmergen Goker Gulnaz Sahin Serhat Bor

BACKGROUND Women conceiving following in vitro fertilization (IVF) likely have a variety of risk factors that predispose them to gastroesophageal reflux disease (GERD) in the future. OBJECTIVE We aimed to investigate whether pregnancy through IVF may predispose to subsequent GERD compared with pregnancies without IVF. We also evaluate whether twin IVF pregnancies lead to additional risk for h...

Journal: :In vivo 2016
Charalampos Siristatidis Paraskevi Vogiatzi Abraham Pouliakis Marialenna Trivella Nikolaos Papantoniou Stefano Bettocchi

AIM To propose a functional in vitro fertilization (IVF) prediction model to assist clinicians in tailoring personalized treatment of subfertile couples and improve assisted reproduction outcome. MATERIALS AND METHODS Construction and evaluation of an enhanced web-based system with a novel Artificial Neural Network (ANN) architecture and conformed input and output parameters according to the ...

Journal: :Fertility and sterility 2011
Gerardo Vela Martha Luna Jason Barritt Benjamin Sandler Alan B Copperman

OBJECTIVE To analyze the outcomes and particular characteristics of monozygotic (MZ) pregnancies conceived by in vitro fertilization (IVF). DESIGN Retrospective data analysis. SETTING Large private-academic fertility center. PATIENT(S) IVF-conceived MZ pregnancies. INTERVENTION(S) Statistical analysis of MZ pregnancy outcomes depending on fetal order and pregnancy reductions status. M...

Journal: :Trials 2009
Peter Knapp DK Raynor Jonathan Silcock Brian Parkinson

BACKGROUND Studies suggest that the process of patient consent to clinical trials is sub-optimal. Participant information sheets are important but can be technical and lengthy documents. Performance-based readability testing is an established means of assessing patient information, and this study aimed to test its application to participant information for a Phase 3 trial. METHODS An independ...

Journal: :Acta paediatrica 2014
C Borneskog C Lampic G Sydsjö M Bladh A Skoog Svanberg

AIM To study parenting stress in lesbian parents and to compare that stress with heterosexual parents following in vitro fertilisation (IVF) or spontaneous pregnancies. METHODS This survey took place during 2005-2008 and was part of the Swedish multicentre study on gamete donation. It comprised 131 lesbian parents, 83 heterosexual IVF parents, who used their own gametes, and 118 spontaneous p...

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