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Helping Adults With Binge Eating: Testing an Online Program With Optional Follow-Up Support

Efficacy of A Stepped-Care Online Program in Treating Objective Binge Eating Frequency and Eating Disorder Psychopathology for Adults With Recurrent Binge Eating: A Randomised Controlled Trial

Status
Not yet recruiting
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12625000704493
Enrollment
293
Registered
2025-07-02
Start date
2025-09-01
Completion date
2025-12-10
Last updated
2025-09-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

This study is testing whether a two-step, online support program can help adults reduce binge eating. Everyone will begin with a brief, self-guided online session about binge eating. Two weeks later, those who still need support will be randomly offered one of three options: a digital program based on cognitive behaviour therapy (CBT), a program based on dialectical behaviour therapy (DBT), or no additional support for now. We want to find out if these follow-up programs help reduce binge eating more than doing nothing further, and whether CBT or DBT works better. The study also aims to identify who benefits most from each step. Hypothesis: non early responders randomized to online CBT or DBT will experience greater reduction in primary outcome symptom measures than non-early responders randomized to waitlist and will not differ significantly to early strong responders.

Interventions

This study is testing a two-step online program for adults who experience recurrent binge eating. Everyone in the study will first complete a short, self-guided online single session that provides helpful information about binge eating and practical tools to begin making changes. This will take approx 30 min to complete. These practical tools are educational in nature (no direct therapeutic strategies) and include facts, statistics, and examples of binge eating and binge eating disorder. The

This study is testing a two-step online program for adults who experience recurrent binge eating. Everyone in the study will first complete a short, self-guided online single session that provides helpful information about binge eating and practical tools to begin making changes. This will take approx 30 min to complete. These practical tools are educational in nature (no direct therapeutic strategies) and include facts, statistics, and examples of binge eating and binge eating disorder. The mode of delivery is primarily text based with graphical designs (no videos provided). Usage of the single session intervention will be tracked by a back-end system that captures how far someone has progressed through the program (via how many pages they click through). Two weeks later, participants will be asked about any changes in their eating behaviours. Those who show early improvement will continue with self-monitoring only. Those who do not show enough improvement will be randomly assigned to one of the following: 1. A six-week online self-help program based on Cognitive Behaviour Therapy (CBT).; this program aims to normalize eating, restructure thoughts around weight and shape, and challenge faulty beliefs about dieting. 2. A six-week online self-help program based on Dialectical Behaviour Therapy (DBT): this program aims to foster mindfulness, emotional regulation and distress tolerance. 3. A waitlist. For both programs, participants will be encouraged to engage in the exercises daily, but complete the modules (5 each) one week at a time. It will take approx. 60 mins to complete a module. Multimodal content delivery formats are provided for both interventions, including written text, videos, audio records, and graphics. Homework exercises (e.g., diary monitoring) will be embedded within the programs. Back-end website analytics will capture various metrics of engagement, including number of logins, time spent on the program, exercises clicked on etc.

Sponsors

Deakin University
Lead SponsorUniversity

Study design

Allocation
Randomised controlled trial
Primary purpose
Treatment

Eligibility

Sex/Gender
All
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: Adults aged 18 years or older Able to read and understand English Currently experiencing recurrent binge eating (defined as having at least one episode of loss-of-control eating every two weeks, on average, over the past three months) Access to the internet and a device to complete the online program

Exclusion criteria

No other exclusion criteria employed

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026