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Updated: Sep 24, 2025

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging
Published on: March 14, 2025
Randomized trial of the efficacy of trial-based cognitive therapy for obsessive-compulsive disorder: preliminary
Eleonardo Pereira Rodrigues1, Ana Jardel Batista Fechine2, Antonio César Oliveira2
1Programa de Pós-Graduação em Medicina e Saúde, Universidade Federal da Bahia, Salvador, BA, Brazil. Laboratório de Neurociência Cognitiva, Curso de Psicologia, Universidade Estadual do Piauí, Teresina, PI, Brazil.
Introduction:
Obsessive-compulsive disorder (OCD) is the fourth most prevalent mental disorder and is a disabling condition. OCD is associated with anatomical and functional changes in the brain, in addition to dysfunctional cognitions. The treatments of choice are selective serotonin reuptake inhibitors, cognitive-behavioral therapy (CBT), and exposure and response prevention (ERP). Trial-based cognitive therapy (TBCT) is a recent and empirically validated psychotherapy with a focus on restructuring dysfunctional negative core beliefs (CBs). The objective of this study was to evaluate the efficacy of TBCT relative to ERP for treatment of OCD.
Method:
A randomized, single-blind clinical trial was conducted, randomizing 26 patients for individual treatment with TBCT (n = 12) or ERP (n = 14). The groups were evaluated at baseline, at the end of 3 months (12 sessions), and at 3, 6, and 12-month follow-ups.
Results:
Both approaches reduced the severity of symptoms with large effect sizes. These results were maintained at the 12-month follow-up assessment.
Conclusion:
TBCT may be a valid and promising treatment for this disorder.
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