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Related Experiment Videos

Sympathetic magic in contamination-related OCD.

David F Tolin1, Patrick Worhunsky, Nicholas Maltby

  • 1The Institute of Living, Anxiety Disorders Center, 200 Retreat Avenue, Hartford, CT 06106, USA. dtolin@harthosp.org

Journal of Behavior Therapy and Experimental Psychiatry
|June 24, 2004
PubMed
Summary

Patients with contamination-related obsessive-compulsive disorder (OCD) exhibit sympathetic magic beliefs, perceiving contagion chains where others do not. This irrational belief about contamination spread is linked to looming vulnerability.

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Area of Science:

  • Psychology
  • Psychiatry
  • Cognitive Science

Background:

  • Obsessive-compulsive disorder (OCD) is a mental health condition.
  • Contamination fears are a common symptom in OCD.
  • Sympathetic magic involves irrational beliefs about cause and effect.

Purpose of the Study:

  • To investigate if contamination-related OCD patients hold sympathetic magic beliefs regarding contagion.
  • To compare belief patterns between OCD patients and control groups.

Main Methods:

  • Participants (OCD patients, non-anxious controls, anxious controls) rated contamination of an object and subsequent pencils touched sequentially.
  • This was repeated with threat-relevant and non-relevant stimuli.
  • Looming vulnerability was assessed as a potential mediator.

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Main Results:

  • OCD patients perceived a continuous "chain of contagion" for threat-relevant stimuli.
  • Control groups recognized contamination diminishing across objects.
  • Looming vulnerability mediated the link between group and contagion perception.

Conclusions:

  • Contamination-related OCD may involve sympathetic magic beliefs about contagion transmission.
  • Disgust and disease-avoidance models are relevant to understanding OCD.
  • Further research into disgust is warranted for OCD studies.