Early Change Trajectories in Cognitive-Behavioral Therapy for Binge-Eating Disorder

Hilbert A, Herpertz S, Zipfel S, Tuschen-Caffier B, Friederich HC, Mayr A, Crosby RD, De Zwaan M (2019)


Publication Type: Journal article

Publication year: 2019

Journal

Book Volume: 50

Journal Issue: 1

DOI: 10.1016/j.beth.2018.03.013

Abstract

Rapid response is considered the most well-established outcome predictor across treatments of binge-eating disorder (BED), including cognitive-behavioral therapy (CBT). This study sought to identify latent trajectories of early change in CBT and compare them to common rapid response classifications. In a multicenter randomized trial, 86 adults with BED (DSM-IV) or subsyndromal BED provided weekly self-reports of binge eating over the first 4 weeks of CBT, which were analyzed to predict binge eating, depression, and body mass index at posttreatment, 6-, and 18-month follow-up. Using latent growth mixture modeling, three patterns of early change including moderate and low decreasing as well as low stable binge eating were identified, which significantly predicted binge-eating remission at 6-month follow-up. Other classifications of rapid response based on Receiver Operating Characteristics curve analyses or on the literature (>= 10% reduction in binge eating at week 1, >= 70% reduction in binge eating at week 4) only predicted posttreatment remission or overall depression, respectively. Latent change trajectories, but not other rapid response classifications, predicted binge-eating frequency over time. A fine-grained analysis of change over the first 4 weeks of CBT for BED revealed different trajectories of early change in binge eating that led to an improved prediction of binge-eating outcome, compared to that of common rapid response classifications. Thorough monitoring of early change trajectories during treatment may have clinical utility.

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APA:

Hilbert, A., Herpertz, S., Zipfel, S., Tuschen-Caffier, B., Friederich, H.-C., Mayr, A.,... De Zwaan, M. (2019). Early Change Trajectories in Cognitive-Behavioral Therapy for Binge-Eating Disorder. Behavior Therapy, 50(1). https://doi.org/10.1016/j.beth.2018.03.013

MLA:

Hilbert, Anja, et al. "Early Change Trajectories in Cognitive-Behavioral Therapy for Binge-Eating Disorder." Behavior Therapy 50.1 (2019).

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