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Cognitive processes in dieting disorders

P Butow1, P Beumont, S Touyz

  • 1Department of Psychiatry, Royal Prince Alfred Hospital, NSW, Australia.

The International Journal of Eating Disorders
|November 1, 1993
PubMed
Summary

Dieting disorder patients exhibit dysfunctional cognitions, including a lack of awareness of internal sensations and rigid thinking. Anorexia nervosa patients display more severe psychopathology than bulimia nervosa patients.

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Area of Science:

  • Psychology
  • Clinical Psychology
  • Cognitive Science

Background:

  • The prevailing notion suggests that individuals with dieting disorders possess more dysfunctional cognitions and cognitive styles compared to the nonclinical population.
  • Understanding these cognitive patterns is crucial for developing effective interventions for eating disorders.

Purpose of the Study:

  • To empirically investigate the cognitive models of dieting disorders.
  • To compare the cognitive styles of patients with anorexia nervosa and bulimia nervosa against normal restrainers and nonrestrainers.

Main Methods:

  • Utilized a mixed-methods approach involving three questionnaires and two repertory grids.
  • Compared four groups: anorexics, bulimics, normal restrainers, and normal nonrestrainers.

Main Results:

  • Data supported a cognitive model for dieting disorders.
  • Patients demonstrated a reduced awareness of internal sensations in regulating eating behavior, favoring "black and white" rules.
  • Anorexic patients linked self-worth predominantly to self-control and exhibited severe self-isolation and absolute thinking across life domains.
  • Both patient groups showed extreme self-negativity, with anorexia nervosa appearing more severe than bulimia nervosa.

Conclusions:

  • Cognitive dysfunction is a significant factor in dieting disorders.
  • Anorexia nervosa presents with more severe cognitive and psychological pathology than bulimia nervosa.
  • Findings underscore the importance of addressing cognitive distortions in treating eating disorders.

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