Trial to Optimize Just-in-Time Adaptive Intervention for Binge Eating & Weight-related Behaviors

The purpose of this study is to conduct a micro-randomized trial to learn which evidence-based targets within a mobile intervention for binge eating and weight-related behaviors are most impactful for which people and in what sequence.

Completed

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Key information

Conditions

Binge Eating Body Weight Bulimia Hyperphagia Nutrition Disorders Nutritional and Metabolic Diseases Obesity Overnutrition Overweight Pathological Conditions, Signs and Symptoms Signs and Symptoms Signs and Symptoms, Digestive

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Northwestern University Feinberg School of Medicine

Chicago, Illinois, 60611, United States

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Adults age 18 years or older
Obesity (BMI ≥30)
Recurrent binge eating (≥12 episodes in the past 3 months)
Interested in losing weight and reducing binge eating
Willing to use a mobile application
Has a smartphone with Internet access and capacity for calls and text messaging
Has a valid email address
Has access to a scale
Not pregnant
English-speaking

Exclusion criteria

Diagnosis for which the study/intervention is not clinically indicated
Not currently receiving clinical services for weight management or binge eating

Treatment and study plan

FoodSteps behavioral intervention

Behavioral

Behavioral intervention that targets binge eating and weight-related behaviors. Each week, users are recommended or assigned one of five targets, set a relevant goal, and track their progress. If a target is recommended, the user can choose to select that target or a different target.

Primary outcomes

Weekly change in binge eating

Time frame: 1 week

Change in number of binge eating episodes

Sponsors and collaborators

Lead sponsor

Northwestern University

Other

Collaborators

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

Registry information

Official study title

A Micro-Randomized Trial to Optimize Just-in-Time Adaptive Intervention for Binge Eating & Weight-related Behaviors

Important dates

Study start: 2024
Primary completion: 2026
Study completion: 2026
First posted: Apr 5, 2024
Registry last updated: Jun 29, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed