Vitamin D–IVF link study pulled before it began
NCT ID NCT05048511
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study planned to check whether vitamin D levels affect pregnancy rates in women undergoing IVF. It was withdrawn before enrolling any participants, so no data or conclusions are available. The idea was to measure vitamin D in blood samples and compare it to IVF outcomes like pregnancy and live birth.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Started
-
Jan 2016
- Finished
-
Jan 2016
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
population of infertile women undergoing IVF/ICSI in the center of medical assistance for the procreation of the french hospital of Nantes between september 2010 and may 2011.
- Ages
-
18 to 42 years
- Sex
-
Female participants only
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Patients undergoing IVF/ICSI in the center of medical assistance for the procreation of the french hospital of Nantes between september 2010 and may 2011. Exclusion Criteria: * Women for who the cycle was interrupted during ovarian stimulation or converted in intrauterine insemination.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Infertility are added.
Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- The hidden handshake that decides whether an embryo implants
- Do infertility treatments leave a metabolic mark on children?
- Could a Woman's biological clock also predict her Heart's future?
- Sperm sorting showdown: can a microchip pick the best sperm for pregnancy?
- Could your genes predict when fertility fades?
- Can virtual reality goggles take the sting out of a fertility procedure?