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Cognitive therapy with obsessive-compulsive disorder: a comparative evaluation.

P M Emmelkamp1, H Beens

  • 1Department of Clinical Psychology, Academic Hospital, Groningen, The Netherlands.

Behaviour Research and Therapy
|January 1, 1991
PubMed
Summary
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Rational Emotive Therapy (RET) and exposure in vivo both effectively treat obsessive-compulsive disorder, significantly reducing anxiety and obsessive thoughts. These improvements were sustained at a 6-month follow-up, with no significant differences between the two therapeutic approaches.

Area of Science:

  • Clinical Psychology
  • Psychotherapy Research
  • Obsessive-Compulsive Disorder (OCD) Treatment

Background:

  • Obsessive-compulsive disorder (OCD) is a debilitating mental health condition characterized by intrusive thoughts and compulsive behaviors.
  • Establishing the efficacy of different psychotherapeutic interventions is crucial for optimizing OCD treatment protocols.
  • Comparing cognitive-behavioral approaches like Rational Emotive Therapy (RET) with exposure-based methods is essential for understanding their relative benefits.

Purpose of the Study:

  • To compare the effectiveness of Rational Emotive Therapy (RET) versus exposure in vivo for treating obsessive-compulsive disorder.
  • To assess treatment outcomes on measures of anxiety, obsessive-compulsive symptoms, and irrational beliefs.
  • To evaluate the long-term maintenance of treatment gains at a 6-month follow-up.

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Main Methods:

  • Twenty-one individuals diagnosed with OCD were randomly assigned to either RET or exposure in vivo treatment groups.
  • Both groups initially underwent six sessions of their assigned therapy, followed by a four-week waiting period.
  • Subsequently, all participants received six sessions of exposure in vivo therapy, with outcomes assessed using standardized questionnaires.

Main Results:

  • Both RET and exposure in vivo treatments led to significant reductions in anxiety and obsessive-compulsive symptoms, as measured by the Maudsley Obsessional Compulsive Inventory and Dutch Obsessional Compulsive Questionnaire.
  • A significant decrease in scores on the Irrational Beliefs Test was observed in both treatment conditions.
  • No statistically significant differences in treatment efficacy were found between the RET and exposure in vivo conditions.

Conclusions:

  • Both Rational Emotive Therapy and exposure in vivo are effective treatments for obsessive-compulsive disorder, yielding comparable significant improvements.
  • The observed benefits, including reduced anxiety and irrational beliefs, were maintained for at least six months post-treatment.
  • These findings suggest that both therapeutic modalities can be valuable components of OCD treatment, offering similar outcomes.