Collaborate2Lose: Involving Support Persons in Weight Management

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

300 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-08-01

Study Completion Date

2025-11-11

Brief Summary

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This study involves an evaluation of whether social support from a cohabitating adult improves Veteran weight loss in a weight management program.

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Detailed Description

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Dyads comprising a Veteran with obesity and a cohabitating adult will be randomized to participate in a weight management program by the Veteran alone or with their support person. The program will be delivered by research staff using a secure video platform. Outcomes will be assessed remotely at baseline and weeks 24, 48, and 72, with 72 weeks as the primary endpoint.

Conditions

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Obesity

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Investigators Outcome Assessors

Study Groups

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Dyadic intervention

Veterans and their support person will participate in MOVE!

Group Type EXPERIMENTAL

Dyadic intervention

Intervention Type BEHAVIORAL

Dyads comprising a Veteran and cohabitating support person will participate in the 16-week VA MOVE! weight loss program delivered by video platform. They will then participate in 6 group sessions focused on weight maintenance skills. Communication skills will be taught throughout the intervention.

Veteran-only intervention

Veterans will participate in MOVE! alone

Group Type ACTIVE_COMPARATOR

Veteran-only intervention

Intervention Type BEHAVIORAL

Veterans will participate in a 72-week weight management program delivered by video platform. 16 sessions will address weight loss, with 6 additional ones addressing weight loss maintenance.

Interventions

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Dyadic intervention

Dyads comprising a Veteran and cohabitating support person will participate in the 16-week VA MOVE! weight loss program delivered by video platform. They will then participate in 6 group sessions focused on weight maintenance skills. Communication skills will be taught throughout the intervention.

Intervention Type BEHAVIORAL

Veteran-only intervention

Veterans will participate in a 72-week weight management program delivered by video platform. 16 sessions will address weight loss, with 6 additional ones addressing weight loss maintenance.

Intervention Type BEHAVIORAL

Eligibility Criteria

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Inclusion Criteria

* aged 18 years or older
* BMI \>= 30 kg/m2
* at least one visit with a VA primary care provider within the past year
* weight \<=420 lb due to study scale limits
* have been cohabitating and have daily contact over the past 6 months with an adult who can provide support (e.g., spouse/domestic partner, sibling, adult child, friend, family member) for the next 18 months
* desire to lose weight
* able to stand for weight measurements without assistance
* \< 2 errors on a validated 6-item cognitive screener
* ability to speak English
* agrees to attend visits per protocol
* individual email-address
* aged 18 years or older
* willing to participate
* \< 2 errors on a validated 6-item cognitive screener
* ability to speak English
* individual email address

Exclusion Criteria

* active dementia or substance abuse
* history of bariatric surgery or planning to have bariatric surgery in the next 18 months
* pregnancy or planning to become pregnant in the next 18 months, or breastfeeding
* weight loss \>= 10 lb in the month prior to screening
* living in a facility such as a nursing home, skilled nursing facility, or assisted living facility
* unable to control what food is purchased and / or served
* impaired hearing
* current use of weight loss medications
* chronic or unstable illness that would limit ability to participate (e.g., recent hospitalization)
* participation in VA MOVE! weight management program in the past 6 months
* current participation in a research or clinical program focusing on lifestyle change
* BMI \< 18.5 kg/m2
* active dementia or substance abuse
* impaired hearing
* chronic or unstable illness that would impair their ability to provide support
* living in a facility such as a nursing home, skilled nursing facility, or assisted living facility

Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No