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Recent advances in behavioral addiction treatments: focusing on mechanisms of change

Richard Longabaugh1, Molly Magill

  • 1Brown Center for Alcohol and Addiction Studies, Department of Psychiatry and Human Behavior, Warren Alpert School of Medicine, Brown University, Providence, RI 02912, USA. richard_longabaugh@brown.edu

Current Psychiatry Reports
|July 14, 2011
PubMed

Insights

Behavioral addiction treatments show similar effectiveness, prompting a shift to understanding *how* and *for whom* treatments work. More complex statistical models are needed to uncover these mechanisms for better addiction treatment strategies.

Area of Science:

  • Addiction research
  • Behavioral science
  • Psychology

Background:

  • 20th-century addiction research focused on developing and testing behavioral treatments.
  • Direct comparisons of moderately effective treatments did not reveal consistent superiority of any single approach.
  • Differing theoretical frameworks for patient change did not explain treatment outcome disparities.

Purpose of the Study:

  • Shift focus from treatment efficacy ('whether it works') to understanding treatment mechanisms ('how it works for whom').
  • Investigate active treatment ingredients and mechanisms of behavioral change in addiction.
  • Explore advanced statistical models to better understand treatment effectiveness and patient change.

Main Methods:

  • Review of 20th and 21st-century addiction treatment research.
  • Analysis of studies examining treatment mechanisms and active ingredients.
  • Proposal for expanded mediation analysis including moderated mediation and mediated moderation.

Main Results:

  • Consistent findings of non-superiority across different behavioral addiction treatments.
  • Inconsistent results from studies on active treatment ingredients and mechanisms.
  • Identification of limitations in simple mediation analysis for complex treatment interactions.

Conclusions:

  • Future addiction treatment research should prioritize understanding *how* and *for whom* interventions are effective.
  • More complex statistical models (e.g., moderated mediation) are necessary to elucidate treatment mechanisms.
  • Advanced modeling can enhance understanding of conditions for treatment effectiveness and mechanisms of change in addiction behavioral treatments.

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