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A randomized trial of a dissonance-based eating disorder prevention program.

E Stice1, A Chase, S Stormer

  • 1Department of Psychology, 330 Mezes Hall, University of Texas at Austin, Austin, TX 78712, USA. stice@psy.utexas.edu

The International Journal of Eating Disorders
|March 23, 2001
PubMed
Summary

A new dissonance-based intervention effectively reduced bulimic symptoms and body dissatisfaction in young women at high risk for eating disorders. Even a weight management program showed some benefits.

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Area of Science:

  • Psychology
  • Eating Disorder Research
  • Intervention Science

Background:

  • Traditional psychoeducational eating disorder prevention programs have limited success in reducing bulimic pathology.
  • There is a need for effective interventions targeting individuals at high risk for eating disturbances.

Purpose of the Study:

  • To develop and evaluate a dissonance-based intervention for preventing eating disorders in high-risk populations.
  • To assess the intervention's impact on thin-ideal internalization, body dissatisfaction, dieting, negative affect, and bulimic symptoms.

Main Methods:

  • A randomized controlled trial involving 87 young women with body image concerns.
  • Participants were assigned to either a dissonance-based intervention or a healthy weight management control group.

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  • Data were collected at baseline, termination, and 4-week follow-up.

    • Main Results:

    • The dissonance intervention group showed significant reductions in thin-ideal internalization, body dissatisfaction, dieting, negative affect, and bulimic symptoms.
    • These improvements were maintained at the 4-week follow-up.
    • The healthy weight management control group also reported some positive outcomes, though less pronounced.

    Conclusions:

    • Preliminary findings suggest the dissonance-based intervention is effective in reducing bulimic pathology and associated risk factors.
    • The healthy weight management intervention may also offer some benefits for eating disturbance risk factors.
    • Further research is warranted to confirm these findings and explore mechanisms of change.