Peer Support for Weight Loss Maintenance

Not Applicable

Completed

• Conditions: Obesity
• Interventions: Behavioral: Peer-delivered Weight Maintenance; Behavioral: Professionally-Delivered Weight Maintenance

• Registration Number: NCT03396653
• Lead Sponsor: University of Connecticut

Brief Summary

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

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2017-12-29
• Study First Submitted QC: 2018-01-04
• Study First Posted: 2018-01-11
• Study Start: 2018-02-19
• Primary Completion: 2023-03-16
• Study Completion: 2023-03-21
• Results First Submitted: 2024-04-09
• Results First Submitted QC: 2024-04-09
• Status Verified: 2024-05
• Results First Posted: 2024-05-02
• Last Update Submitted: 2024-05-16
• Last Update Posted: 2024-06-12

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 849

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.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
Peer-Delivered Weight Maintenance	Peer-delivered Weight Maintenance	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).
Professionally-Delivered Weight Maintenance	Professionally-Delivered Weight Maintenance	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.

Primary Outcome Measures

Name	Time	Method
Weight Change (kg)	Baseline to 18-months	Weight change (measured on a digital scale to the nearest 0.1-kilogram) from Phase II Baseline (post-Phase I) to the end of the Phase II maintenance program (18 months).

Secondary Outcome Measures

Name	Time	Method
Blood Pressure (mmHg)	Baseline to 18-months	Blood pressure (mmHg) from Phase II Baseline (post-Phase I) to the end of the Phase II maintenance program (18 months).

Trial Locations

Locations (2)

UConn's Weight Management Research Group; 🇺🇸 Hartford, Connecticut, United States

Institute for Collaboration on Health, Intervention and Policy; 🇺🇸 Storrs, Connecticut, United States