Treatment of Obesity and Binge Eating: Behavioral Weight Loss Versus Stepped Care

NCT ID: NCT00829283

Last Updated: 2020-04-03

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

191 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-11-30

Study Completion Date

2013-11-30

Brief Summary

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This controlled study will test the effectiveness of a stepped-care approach to a standard behavioral weight loss treatment for obese patients with Binge Eating Disorder (BED). The major question is whether the stepped-care approach, which begins with behavioral weight loss and then follows a decision tree for additional interventions based on early treatment response is superior to standard behavioral treatment.

Detailed Description

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The stepped-care arm of this study included an obesity medication intervention. At the start of the study, the active medication was sibutramine and was compared to a placebo control. On 10/8/2010, Abbott Laboratories withdrew their obesity drug sibutramine (Meridia) from the market in light of clinical trial data pointing to an increased risk for stroke and myocardial infarction. In response to this event, the investigators submitted an IRB amendment to change the active obesity medication from sibutramine to Orlistat. The IRB amendment was approved on 11/4/2010. The PI received approval from NIH/NIDDK Program Officer Robert Kuczmarski to enact this change.

Conditions

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Obesity Binge Eating

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

FACTORIAL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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1

Standard Care

Group Type ACTIVE_COMPARATOR

Behavioral Weight Loss

Intervention Type BEHAVIORAL

weekly individual sessions for 6 months

2

Stepped-care

Group Type EXPERIMENTAL

Behavioral Weight Loss

Intervention Type BEHAVIORAL

weekly individual sessions for 6 months

Behavioral Weight Loss + Guided self-help Cognitive-behavioral Therapy

Intervention Type BEHAVIORAL

weekly BWL sessions for 4 weeks and 6-8 CBT sessions for 5 months

Placebo

Intervention Type DRUG

One pill daily

Sibutramine/Orlistat

Intervention Type DRUG

Sibutramine 15 mg daily or Orlistat 120mg TID

Interventions

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Behavioral Weight Loss

weekly individual sessions for 6 months

Intervention Type BEHAVIORAL

Behavioral Weight Loss + Guided self-help Cognitive-behavioral Therapy

weekly BWL sessions for 4 weeks and 6-8 CBT sessions for 5 months

Intervention Type BEHAVIORAL

Placebo

One pill daily

Intervention Type DRUG

Sibutramine/Orlistat

Sibutramine 15 mg daily or Orlistat 120mg TID

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Obese (BMI\>=30)

Exclusion Criteria

* Medication regimen that represents medical contraindication to sibutramine
* Serious unstable or uncontrolled medical conditions that represent contraindication to sibutramine
* Pregnancy
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

NIH

Sponsor Role collaborator

Yale University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Carlos M Grilo, PhD

Role: PRINCIPAL_INVESTIGATOR

Yale University

Locations

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Yale School of Medicine

New Haven, Connecticut, United States

Site Status

Countries

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United States

References

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Grilo CM, White MA, Ivezaj V, Gueorguieva R. Randomized Controlled Trial of Behavioral Weight Loss and Stepped Care for Binge-Eating Disorder: 12-Month Follow-up. Obesity (Silver Spring). 2020 Nov;28(11):2116-2124. doi: 10.1002/oby.22975. Epub 2020 Sep 27.

Reference Type DERIVED
PMID: 32985114 (View on PubMed)

Other Identifiers

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R01DK049587

Identifier Type: NIH

Identifier Source: secondary_id

View Link

0610001922

Identifier Type: -

Identifier Source: org_study_id

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