March 3, 2026Journal of Psychiatric Research2 citationsOpen Access

Beliefs of delusional intensity about body image or eating-related concerns in individuals with Feeding and Eating Disorders: a systematic review and meta-analysis

RLRaffaele LavalleNeuroscience Institute SSSara Siddi ARAlessandro RossiOspedale Santa Maria

Key Points

Delusional-like beliefs are prevalent in individuals with anorexia nervosa, highlighting their clinical importance for treatment.
In this analysis, a significant subset of people with feeding and eating disorders demonstrated these beliefs.
Systematic review and meta-analysis on existing literature regarding beliefs about body image in eating disorders.
Findings suggest a need for tailored therapeutic strategies to address these beliefs in treatment plans.

Abstract

Delusional-like beliefs are present in a substantial subset of individuals with AN, which underscores their clinical significance, potential transdiagnostic relevance, and implications for tailored therapeutic strategies. Further research is needed on other FED and longitudinal outcomes.

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