نتایج جستجو برای: ivf

تعداد نتایج: 9967  

Journal: :Human reproduction 2002
H Colpin S Soenen

BACKGROUND This report details a follow-up study of the parent-child relationship and the child's psychosocial development after IVF. The pilot study compared 31 IVF families and 31 families with a naturally conceived child when the children were aged 2 years. Twenty-seven IVF and 23 control families participated again when the children were aged 8-9 years. METHODS Fathers and mothers complet...

Journal: :J. Applied Mathematics 2013
Dingwei Zheng Rongchen Cui Zhaowen Li

Rough set theory was proposed by Pawlak [1] as a mathematical tool to handle imprecision and uncertainty in data analysis. It has been successfully applied tomachine learning, intelligent systems, inductive reasoning, pattern recognition, mereology, image processing, signal analysis, knowledge discovery, decision analysis, expert systems, and many other fields [2–5]. The basic structure of roug...

Journal: :Human reproduction 2012
C Le Ray S Scherier O Anselem A Marszalek V Tsatsaris D Cabrol F Goffinet

BACKGROUND Although older maternal age is a risk factor for pregnancy complications, an increasing number of women delay conception until the age of 40, and some must resort to IVF with oocyte donation. Our objective was to study the association between IVF, both with and without oocyte donation, and maternal and perinatal outcomes in a population of older women. METHODS This retrospective st...

2014
Laura van Loendersloot S. Repping P.M.M. Bossuyt F. van der Veen M. van Wely

Since the introduction of in vitro fertilization (IVF) in 1978, over five million babies have been born worldwide using IVF. Contrary to the perception of many, IVF does not guarantee success. Almost 50% of couples that start IVF will remain childless, even if they undergo multiple IVF cycles. The decision to start or pursue with IVF is challenging due to the high cost, the burden of the treatm...

2011
Sofia Kaliarnta Jessica Nihlén-Fahlquist Sabine Roeser

Women who suffer from fertility issues often use in vitro fertilization (IVF) to realize their wish to have children. However, IVF has its own set of strict administration rules that leave the women physically and emotionally exhausted. Feeling alienated and frustrated, many IVF users turn to internet IVF-centered forums to share their stories and to find information and support. Based on the o...

2017
Grigoris T. Gerotziafas Patrick Van Dreden Emmanuelle Mathieu d’Argent Eleftheria Lefkou Matthieu Grusse Marjorie Comtet Rabiatou Sangare Hela Ketatni Annette K. Larsen Ismail Elalamy

BACKGROUND Blood coagulation plays a crucial role in the blastocyst implantation process and its alteration may be related to in vitro fertilization (IVF) failure. We conducted a prospective observational longitudinal study in women eligible for IVF to explore the association between alterations of coagulation with the IVF outcome and to identify the biomarkers of hypercoagulability which are r...

2012
L Hullender Rubin M Opsahl D Ackerman

Purpose Research investigating the effect of acupuncture on in vitro fertilization (IVF) pregnancy outcomes has focused primarily on non-donor cycles. Most trials excluded donor IVF cycles in their design, as donor IVF live birth outcomes are higher than non-donor IVF. In this retrospective chart review, we compared the effect of two standardized acupuncture protocols on donor IVF live birth ou...

Journal: :Int. J. Fuzzy Logic and Intelligent Systems 2009
Won Keun Min

In this paper, we introduce the concept of IVF weakly M -continuity and investigate some characterizations for IVF weakly M -continuous mappings between an IVF minimal space and an IVF topological space.

Journal: :The Journal of urology 2002
David F Penson A David Paltiel Harlan M Krumholz Steven Palter

PURPOSE We compared the cost-effectiveness of 4 treatment strategies for varicocele related infertility from the perspective of the health care payor and patient. MATERIALS AND METHODS Cost-effectiveness analysis was performed by studying 4 treatment strategies, namely observation, surgical varicocelectomy followed by in vitro fertilization (IVF) if unsuccessful, gonadotropin stimulated intra...

Journal: :Human reproduction 2006
Ben W Mol Tamara E M Verhagen Dave J Hendriks John A Collins Arri Coomarasamy Brent C Opmeer Frank J Broekmans

BACKGROUND To assess the value of testing for ovarian reserve prior to a first cycle IVF incorporating patient and doctor valuation of mismatches between test results and treatment outcome. METHODS A decision model was developed for couples who were considering participation in an IVF programme. Three strategies were evaluated: (I) withholding IVF without prior testing, (II) testing for ovari...

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