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The efficacy of the embryo transfer catheter in IVF and ICSI is operator-dependent: a randomized clinical trial
Author(s) -
Zhi Yao,
Stijn Vansteelandt,
Josiane Van Der Elst,
Tom Coetsier,
Marc Dhont,
P. De Sutter
Publication year - 2008
Publication title -
human reproduction
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.446
H-Index - 226
eISSN - 1460-2350
pISSN - 0268-1161
DOI - 10.1093/humrep/den453
Subject(s) - randomized controlled trial , embryo transfer , medicine , odds ratio , catheter , confidence interval , pregnancy , pregnancy rate , prospective cohort study , clinical endpoint , gynecology , obstetrics , surgery , biology , genetics
Embryo transfer is a crucial step in the IVF process. Most randomized prospective studies comparing transfer catheters have demonstrated significantly higher pregnancy rates with soft versus firm catheters, but none have taken the operator effect into account. Our aim was to perform a prospective randomized clinical trial comparing two catheters and to study interactions between catheters and operators.

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