Dissonance and healthy weight eating disorder prevention programs: Long-term effects from a randomized efficacy trial.

Authors: Stice, E., Marti, C.N., Spoor, S., Presnell, K., Shaw, H.
N=481. "were randomized to a dissonance-based thin-ideal internalization reduction program, healthy weight control program, expressive writing control condition, or assessment-only control condition. Dissonance participants showed significantly greater decreases in thin-ideal internalization, body dissatisfaction, negative affect, eating disorder symptoms, and psychosocial impairment and lower risk for eating pathology onset through 2- to 3-year follow-up than did assessment-only controls. "