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Relationship between impulsivity and obsession types in obsessive-compulsive disorder.

Ozge Sahmelikoglu Onur1, Abdulkadir Tabo1, Erkan Aydin2

  • 1a Psychiatry Department , Bakirkoy Research and Training Hospital for Psychiatry Neurology and Neurosurgery , İstanbul , Turkey ;

International Journal of Psychiatry in Clinical Practice
|September 23, 2016
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Summary

Obsessive-compulsive disorder (OCD) patients, especially those with sexual, religious, or aggressive obsessions, exhibit higher attentional impulsivity than healthy individuals. This suggests a shared neural basis for these symptoms and impulsivity traits.

Keywords:
Barratt Impulsiveness ScaleImpulsivityobsession typesobsessive-compulsive disorder

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Clinical Psychology

Background:

  • Impulsivity is a key feature of obsessive-compulsive disorder (OCD), now grouped with other impulse-related disorders in DSM-5.
  • OCD's diverse obsessions may correlate with distinct impulsivity profiles.
  • Understanding these links is crucial for diagnosis and treatment.

Purpose of the Study:

  • To investigate impulsivity traits in OCD patients.
  • To examine the relationship between specific obsession types (sexual, religious, aggressive) and impulsivity.
  • To compare impulsivity profiles of OCD patients with healthy controls.

Main Methods:

  • 146 outpatients with OCD and 80 healthy controls were assessed.
  • Standardized instruments included Sociodemographic Data Form, SCID-I, SCID non-patient version, Yale-Brown Obsessive Compulsive Scale (Y-BOCS), and Barratt Impulsiveness Scale (BIS-11).

Main Results:

  • OCD patients scored significantly higher on BIS-11 attention subscale than controls.
  • Patients with sexual, religious, or aggressive obsessions showed higher attention scores compared to those with other obsessions and controls.

Conclusions:

  • Elevated attentional impulsivity in OCD, particularly with sexual, religious, or aggressive obsessions, indicates a potential common diathesis.
  • These findings suggest shared neural underpinnings for these symptoms.
  • Further research with advanced neuropsychometric tests is recommended to explore clinical course, neurobiology, and treatment response in OCD.