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Peer coaches boost weight loss in primary care study

NCT ID NCT02959021

Disease control Sponsor: University of Alabama at Birmingham Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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

Summary

This study looked at whether having a peer coach (a trained person like you) helps people with obesity lose more weight than trying on their own. 375 adults aged 21-75 with a BMI between 30 and 50 took part. The main idea was to see if coach support leads to greater weight loss than a self-directed program.

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

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

375 people

The number who actually took part.

Started

Jan 2017

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.

Ages

21 to 75 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: * Age 21-75 years * Body mass index (BMI) 30-50 kg/m2 * Receiving primary care services at one of the practices participating in this study Exclusion Criteria: * Uncontrolled hypertension (blood pressure \>160/100 mm Hg at screening) * Any of the following other medical conditions: myocardial infarction or cerebrovascular accident within the last six months; unstable angina within the past six months; NYHA Class III or IV congestive heart failure; type 1 diabetes; cancer requiring treatment in past five years (exception: non-melanoma skin cancer); and chronic lung diseases that limit physical activity * Current use of any of the following medications: antipsychotic agents, monoamine oxidase inhibitors, systemic corticosteroids, or chemotherapeutic drugs; prescription weight loss medications (past six months) * Unwilling or unable to do any of the following: give informed consent; read/understand English; accept random assignment; travel to the intervention site * Likely to relocate out of the area in the next 2 years * Participation in another randomized research project * Weight loss \> 10 pounds in past six months * History of bariatric surgery

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Conditions

The condition(s) this trial relates to.

Behavior Obesity obesity disorder Weight Loss

As listed by the trial registrant

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

Obesity

Contacts and locations

Locations

  • University of Alabama at Birmingham

    Birmingham, Alabama, 35205, United States

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Other studies related to the condition(s) this trial covers.