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Anorexia Nervosa01:28

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Orthorexia Nervosa: differences between clinical and non-clinical samples.

C Novara1, E Maggio2, S Piasentin2

  • 1Department of General Psychology, University of Padova, Via Venezia 8, 35131, Padova, Italy. caterina.novara@unipd.it.

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|July 9, 2021
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Summary
This summary is machine-generated.

Individuals on diets, especially those with eating disorders, show higher orthorexic tendencies. Perfectionism is linked to increased orthorexia nervosa (ON) risk, suggesting ON is part of broader eating disorder issues.

Keywords:
DietingEating disordersObesityOrthorexia Nervosa

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Area of Science:

  • Psychiatry
  • Clinical Psychology
  • Nutritional Science

Background:

  • Orthorexia Nervosa (ON) is characterized by an unhealthy obsession with healthy eating.
  • Dieting is a significant risk factor for developing ON symptoms.
  • Understanding ON's relationship with eating disorders (EDs) and psychological traits is crucial.

Purpose of the Study:

  • To compare clinical and non-clinical groups at high risk for ON.
  • To investigate factors associated with ON, including EDs, obsessive-compulsive symptoms, perfectionism, anxiety, depression, and BMI.
  • To differentiate ON tendencies across various dietary and clinical groups.

Main Methods:

  • A study involving 329 adults across four groups: Anorexia/Bulimia Nervosa (N=90), Obesity/Binge Eating Disorder (N=54), Diet group (N=91), and a non-dieting Control group (N=94).
  • Participants completed self-administered questionnaires assessing ON-related features (EHQ-21, EDI-3, OCI-R, MPS, BAI, BDI-II).

Main Results:

  • Higher orthorexic tendencies were observed in the Anorexia/Bulimia Nervosa, Obesity/BED, and Diet groups compared to the Control group.
  • In the Anorexia/Bulimia Nervosa group, ON correlated with eating disorder symptomatology and lower BMI.
  • Perfectionism traits were associated with ON in the Obesity/Binge Eating Disorder and Diet groups.

Conclusions:

  • Individuals on diets share emotional, behavioral, and problematic similarities with those experiencing eating disorders concerning orthorexic tendencies.
  • Perfectionistic traits appear to be a predisposing factor for higher ON tendencies.
  • These findings support the classification of ON as an aspect of the broader category of eating disorders.