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New score could simplify vitamin plans after gastric bypass

NCT ID NCT07268209

Knowledge-focused Sponsor: Hospital Universitari de Bellvitge Source: ClinicalTrials.gov ↗

What the study statuses mean

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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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a new scoring system called BARSCORE to predict how much vitamin, mineral, and protein supplementation patients need after bariatric surgery. Researchers analyzed data from over 4,500 patients who had surgery between 2015 and 2021. The goal was to create a simple, reliable tool to help doctors personalize nutritional follow-up and prevent deficiencies.

What this could mean

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

What this could lead to
If successful, this score could help doctors standardize and simplify nutritional care after weight-loss surgery, reducing malnutrition risks.
What could go wrong
This is an observational study, not a treatment trial. The score may not work for all patients or surgeries, and it does not test any new drug or intervention.

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

4,514 people

The number who actually took part.

Started

Jun 2024

Finished

Sep 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

Patients undergoing primary minimally invasive bariatric surgery from the population area of all participating centers, between 18 and 65 years of age, in the period from January 2015 to July 2022.

Ages

18 to 65 years

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: * Patients operated on for primary laparoscopic bariatric surgery using vertical gastrectomy, gastric bypass, duodenal switch, or single-anastomosis duodenal switch (SADI-S) * Techniques between 2015 and 2022 in participating centers. * Minimum 2-year follow-up. * Analytical control and evaluation by endocrinologist and dietitian/nutritionist. Exclusion Criteria: * Patients operated on for revisional surgery. * Patients operated with less frequent techniques such as single-anastomosis gastric bypass or intestinal bipartition. * Patients operated on via open approach or requiring conversion to open approach during surgery. * Patients with loss to follow-up.

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Conditions

The condition(s) this trial relates to.

Obesity obesity disorder Overweight vitamin deficiency disorder

As listed by the trial registrant

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

Bariatric surgery Bariatric surgery complication Obesity & overweight

Contacts and locations

Locations

  • Hospital Universitari de Bellvitge

    L'Hospitalet de Llobregat, Barcelona, 08907, Spain

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