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Surgery vs. meds: which works better for diabetes in obese patients?

NCT ID NCT01501201

Disease control Sponsor: University Hospital, Lille 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 study looked at whether gastric bypass surgery or the best medical care is more effective for obese people with poorly controlled type 2 diabetes. Researchers tracked 66 participants to compare death rates, weight loss, blood sugar control, quality of life, and costs. The goal was to find out which approach offers better long-term results.

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.

Phase

Phase 4

Runs after approval, following long-term safety and how well the treatment works in everyday use.

Participants

66 people

The number who actually took part.

Started

Aug 2011

Finished

Sep 2019

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.

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: * Type 2 diabetes mellitus with HbA1c \> 7.5 % * Body mass index \> 35 and \< 50 kg/m2 * Candidate for Gastric By-Pass * Treatment with GLP1 (glucagon-like peptide) analogue or insulin Exclusion Criteria: * Contraindication to bariatric surgery * Pregnancy * Affiliation of health care assurance * Psychiatric disorders

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Conditions

The condition(s) this trial relates to.

diabetes mellitus Obesity obesity disorder type 2 diabetes mellitus

As listed by the trial registrant

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

Diabetes Obesity

Contacts and locations

Locations

  • Centre Hospitalier Regional D' Angers

    Angers, France

  • Ch Valenciennes

    Valenciennes, France

  • Hopital Jeanne D'Arc Chu Nancy

    Dommartin-lès-Toul, France

  • Hopital Lapeyronie Chu Montpellier

    Montpellier, France

  • Hopital Larrey Chu Toulouse

    Toulouse, France

  • Hopital Lyon Sud - Hcl - Pierre Benite

    Lyon, 69008, France

  • Hopital de Bois-Guillaume Chu Rouen

    Bois-Guillaume, France

  • Hu Ouest Site Ambroise Pare Aphp -

    Boulogne-Billancourt, France

  • Hu Pitie Salpetriere Aphp

    Paris, France

  • University Hospital of Lille

    Lille, Nord, 59000, France

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