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Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging
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Rigid Minds: The Role of Obsessive-Compulsive Personality Traits in Anorexia Nervosa.

Caroline E Touzeau1,2, Alexandra Allam1,3, Alexandra F Muratore1,3

  • 1New York State Psychiatric Institute, New York, New York, USA.

The International Journal of Eating Disorders
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PubMed
Summary

Obsessive-compulsive personality disorder (OCPD) traits are more common in individuals with anorexia nervosa (AN) and linked to illness severity. However, these traits did not impact short-term treatment outcomes in AN patients.

Keywords:
obsessive‐compulsive personality disorderpathological obsessive compulsive personality scaleperfectionismpersonality traits anorexia nervosa

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Area of Science:

  • Psychiatry
  • Clinical Psychology
  • Eating Disorders

Background:

  • Anorexia nervosa (AN) is characterized by restrictive eating, rigidity, and cognitive inflexibility.
  • These traits overlap with obsessive-compulsive personality disorder (OCPD).

Purpose of the Study:

  • To investigate the association between OCPD traits and illness severity in AN patients.
  • To determine if OCPD traits influence short-term treatment outcomes in AN.

Main Methods:

  • The Pathological Obsessive Compulsive Personality Scale (POPS) measured OCPD traits in hospitalized AN patients and healthy controls (HC).
  • AN patients were assessed before and after weight restoration.
  • Associations between POPS scores and clinical severity indices were analyzed.

Main Results:

  • AN patients exhibited significantly higher POPS scores than HC across all measured domains.
  • Higher POPS scores in AN correlated positively with eating disorder symptom severity (EDE-Q, YBC-EDS).
  • OCPD traits did not change with weight restoration and were not associated with treatment outcomes.

Conclusions:

  • OCPD personality traits are elevated in individuals with AN and associated with greater illness severity.
  • These traits, while relevant to AN, may not be the primary driver of rigidity impacting treatment outcomes.
  • Attention to OCPD traits in AN treatment is warranted, but they may not be central to treatment resistance.