Comparison of Weight Management Programs Delivered in Large Versus Small Groups
2 other identifiers
interventional
66
1 country
2
Brief Summary
The purpose of this study is to compare the 6- and 12-month weight changes associated with lifestyle interventions delivered in a large group or small groups of participants. It is hypothesized that participants receiving treatment in a small group will have greater weight loss than those assigned to a larger group.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for not_applicable obesity
Started May 2010
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
May 1, 2010
CompletedPrimary Completion
Last participant's last visit for primary outcome
September 1, 2011
CompletedStudy Completion
Last participant's last visit for all outcomes
December 1, 2011
CompletedFirst Submitted
Initial submission to the registry
March 12, 2014
CompletedFirst Posted
Study publicly available on registry
March 17, 2014
CompletedJanuary 11, 2024
January 1, 2024
1.3 years
March 12, 2014
January 10, 2024
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
change in body weight from baseline to months 6 and 12
Weight will be measured to the nearest 0.1 kg using calibrated digital scales at baseline, month 6, and month 12.
baseline, month 6, month 12
Secondary Outcomes (2)
treatment attendance
12 months
treatment adherence
12 months
Study Arms (2)
small group treatment
EXPERIMENTALlifestyle intervention for obesity delivered to small groups of approximately 12 participants/group
large group treatment
ACTIVE COMPARATORlifestyle intervention for obesity delivered to a large group of approximately 30 participants
Interventions
Eligibility Criteria
You may qualify if:
- at least 21 years-old
- body mass index (BMI) between 30-45
You may not qualify if:
- have lost \>4.5 kg in past six months
- have medical condition(s) likely to affect ability to participate in physical activity
- planning to relocate from the area in next 12 months
- unable or unwilling to attend weekly group sessions
- unwilling to accept random assignment
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (2)
University of Alabama at Birmingham
Birmingham, Alabama, 35205, United States
Florida State University
Tallahassee, Florida, 32309, United States
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Gareth Dutton, PhD
University of Alabama at Birmingham
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Associate Professor of Medicine
Study Record Dates
First Submitted
March 12, 2014
First Posted
March 17, 2014
Study Start
May 1, 2010
Primary Completion
September 1, 2011
Study Completion
December 1, 2011
Last Updated
January 11, 2024
Record last verified: 2024-01