Environmental and Acceptance-Based Innovations for Weight Loss Maintenance (ENACT)

August 3, 2016 updated by: Meghan Butryn, Drexel University
The major goal of this project is to evaluate an innovative approach to obesity involving modification of the home environment. The project also will evaluate if home environment modification is more effective when supplemented with distress tolerance and related skills training.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

238

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Pennsylvania
      • Philadelphia, Pennsylvania, United States, 19102
        • Drexel University

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 70 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Have a BMI between 27 and 45 kg/m2
  • Have the ability to engage in physical activity (i.e., can walk at least 2 blocks without stopping for rest)
  • Successfully complete all steps in the enrollment process, including completion of a 7-day food diary and attendance at all pre-randomization clinic visits

Exclusion Criteria:

  • Have a medical condition (e.g., cancer) or psychiatric condition (e.g., psychotic disorder, substance dependence, bulimia nervosa) that may limit their ability to comply with the behavioral recommendations of the program or pose a risk to the participant during weight loss
  • Are pregnant or plan to become pregnant in next 2 years
  • Report recently beginning a course of or changing the dosage of prescription medications that can cause significant weight loss or weight gain
  • Are participating in or plan to participate in another weight loss program in the next 2 years

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Behavior Therapy (BT)

Active Comparator: Behavior Therapy

Behavioral treatment strategies will be utilized to facilitate adherence to the treatment goals in all three treatments. Participants in the BT condition will receive only the BT intervention. Strategies that will be emphasized are listed below:

Self monitoring Stimulus control Changing eating behaviors Goal setting Problem solving Social support Cognitive restructuring Relapse prevention
Behavioral: Behavior Therapy for Weight Loss
Standard behavioral treatment for weight loss and weight loss maintenance.
Experimental: Behavior Therapy + Environment
Participants will receive standard behavioral therapy with an emphasis on environmental strategies.
Behavioral: Behavior Therapy + Environment
Standard behavioral therapy with an emphasis on environmental strategies.
Experimental: Acceptance-based BT + Environment
Participants will receive acceptance-based behavioral therapy with an emphasis on environmental strategies.
Behavioral: Acceptance-based Behavior Therapy + Environment
Behavioral therapy with acceptance-based and environmental strategies.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Change in Body Weight
Time Frame: Baseline, 6 months, 12 months, 18 months, 24 months
Baseline, 6 months, 12 months, 18 months, 24 months
Change in Physical Activity
Time Frame: Baseline, 6 months, 12 months, 18 months, 24 months
Objectively measured physical activity will be recorded at each time point.
Baseline, 6 months, 12 months, 18 months, 24 months
Change in Nutritional Intake
Time Frame: Baseline, 12 months, 24 months
Measured by 24-hour food recall
Baseline, 12 months, 24 months
Change in Psychosocial Status
Time Frame: Baseline, 6 months, 12 months, 18 months, 24 months
Baseline, 6 months, 12 months, 18 months, 24 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Drexel University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

September 1, 2011

Primary Completion (Actual)

May 1, 2016

Study Completion (Actual)

May 1, 2016

Study Registration Dates

First Submitted

June 19, 2012

First Submitted That Met QC Criteria

May 16, 2013

First Posted (Estimate)

May 21, 2013

Study Record Updates

Last Update Posted (Estimate)

August 5, 2016

Last Update Submitted That Met QC Criteria

August 3, 2016

Last Verified

August 1, 2016

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • R01DK092374 (U.S. NIH Grant/Contract)

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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