Trial no.:
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PACTR201802003072343 |
Date of Approval:
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11/02/2018 |
Trial Status:
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Retrospective registration - This trial was registered after enrolment of the first participant |
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TRIAL DESCRIPTION |
Public title
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Conventional GnRH Antagonist Protocol Versus Segmentation Protocol |
Official scientific title |
Conventional GnRH Antagonist Protocol Versus Segmentation Protocol In Patients Undergoing Intracytoplasmic Sperm Injection (ICSI) |
Brief summary describing the background
and objectives of the trial
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GnRH antagonists have been introduced into the ovarian stimulation protocol to overcome some of these disadvantages, the results of all of the studies showed higher fertilization rates, mean numbers of good-quality embryos, and pregnancy rates, as well as a low incidence of OHSS, indicating the usefulness of GnRH antagonists in ovarian stimulation protocol. A segmentation concept in management of OHSS was reported, leading to an OHSS free clinic. It consists of optimization of the ovarian stimulation, including GnRHa triggering in a GnRH antagonist cycle (segment A). Segment B then consists of optimum cryopreservation methods for oocyte or embryo vitrification. Segment C includes embryo replacement in a receptive, non-stimulated endometrium in a natural cycle or with artificial endometrial preparation. Considering all the possible side effects of COS on endometrial receptivity, as discussed above, recent studies have shown better IVF outcomes when performing elective FET. Furthermore, using the freeze-all strategy, there is an advantage in that the entire cohort of embryos is cryopreserved¿not just the ¿second best¿, which is what occurs when the morphologically best embryos are transferred in a fresh cycle. The aim of the work is to compare the clinical outcomes of standard antagonist protocol versus segmentation protocol in patients undergoing IVF/ICSI as regards Clinical Pregnancy Rate (CPR), quality of embryos transferred and occurrence of Ovarian Hyperstimulation Syndrome (OHSS).
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Type of trial |
RCT |
Acronym (If the trial has an acronym then please provide) |
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Disease(s) or condition(s) being studied |
Infertility,Obstetrics and Gynecology |
Sub-Disease(s) or condition(s) being studied |
Fertility-female |
Purpose of the trial |
Treatment: Other |
Anticipated trial start date |
01/11/2016 |
Actual trial start date |
01/01/2017 |
Anticipated date of last follow up |
30/06/2017 |
Actual Last follow-up date |
31/07/2017 |
Anticipated target sample size (number of participants) |
60 |
Actual target sample size (number of participants) |
60 |
Recruitment status |
Completed |
Publication URL |
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