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Vitamin d deficiency common among young doctors?

NCT ID NCT07479303

Knowledge-focused Sponsor: Maimónides Biomedical Research Institute of Córdoba Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This completed study looked at vitamin D levels in 30 young medical residents at a hospital in Spain. Those found to have low vitamin D were given a supplement and rechecked. The goal was simply to understand how common vitamin D deficiency is in this group.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Calcifediol (Vitamin D)
What this could lead to
If successful, this could highlight the need for routine vitamin D screening in healthcare workers.
What could go wrong
This is a very small, retrospective, single-center study with no control group, so results may not apply broadly.

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.

Participants

30 people

The number who actually took part.

Started

Oct 2025

Finished

Dec 2025

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

Medical residents admitted to the Reina Sofia University Hospital Residency Program

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

Sex

Anyone

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Physicians admitted to the Residency Programme at Reina Sofía University Hospital Exclusion Criteria: * Subjects for whom there is no data collected in the occupational medicine medical recordrds

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Conditions

The condition(s) this trial relates to.

vitamin D deficiency

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Vitamin D deficiency

Contacts and locations

Locations

  • Hospital Universitario Reina Sofía, Edificio IMIBIC, Avd. Menedez Pidal, s/n

    Córdoba, 14004, Spain

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