Peer Support for Weight Loss Maintenance

University of Connecticut

Status: Completed

Conditions: Obesity

Treatments: Behavioral: Professionally-Delivered Weight Maintenance; Behavioral: Peer-delivered Weight Maintenance

Study type: Interventional

Funder types: Other; NIH

Identifiers

NCT03396653

1R01DK111232-01A1 (U.S. NIH Grant/Contract)

H17-099

Details and patient eligibility

About

The primary aim of this study is to test the efficacy of patient-provided treatment for weight-loss maintenance.

Enrollment: 849 patients

Sex: All

Ages: 18 to 75 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Age between 18-75
• Body Mass Index between 25-50
• English Speaking

Exclusion criteria

• Report being unable to walk 2 blocks without stopping
• Are currently participating in weight loss treatment, have a history of bariatric surgery, or lost ≥5% in the past 6-months
• Are pregnant or plan to become pregnant within 1 year
• Report a heart condition, chest pain during periods of rest or activity, or loss of consciousness on the Physical Activity Readiness Questionnaire
• Report a medical condition that could jeopardize their safety in a weight control program with diet and exercise guidelines
• Report conditions that, in the judgment of the PI, would render them unlikely to follow the protocol (e.g., relocation, dementia, unable to read and write in English)
• Have no Internet access.

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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849 participants in 2 patient groups

Peer-Delivered Weight Maintenance

Active Comparator group

Description:

Contingent upon participants losing 5% of body weight or more in Phase I (weight loss) of this trial, participants will receive an 18-month patient-delivered behavioral weight maintenance intervention. Specifically, group sessions will be delivered by a mentor (i.e., successful weight loser) and weekly coaching will be delivered by a peer (other member of their weight maintenance group).

Treatment:

Behavioral: Peer-delivered Weight Maintenance

Professionally-Delivered Weight Maintenance

Active Comparator group

Description:

Contingent upon participants losing 5% of body weight or more in Phase I (weight loss) of this trial, participants will receive an 18-month reduced intensity behavioral weight maintenance intervention, delivered by a professional. The intervention will consist of 24 group sessions.

Treatment:

Behavioral: Professionally-Delivered Weight Maintenance