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Clinical correlates of body-size distortion
A J Pumariega1, S A Black, C R Gustavson
1University of South Carolina School of Medicine.
Perceptual and Motor Skills
|June 1, 1993
Summary
Body-size distortion in eating disorders shows similar weight-to-height relationships in patients and controls. Distortion did not correlate with eating attitudes or depression, questioning its diagnostic role.
Area of Science:
- Psychology
- Psychiatry
- Human Physiology
Background:
- Body-size distortion is a key feature in eating disorder diagnoses.
- The relationship between body-size distortion and physiological metrics requires further investigation.
Purpose of the Study:
- To investigate the relationship between body-size distortion and weight:height ratios in female patients with eating disorders.
- To explore correlations between body-size distortion and psychological measures like eating attitudes, depression, and body dissatisfaction.
Main Methods:
- Utilized a computer-based body-size estimation technique.
- Assessed 35 female patients diagnosed with eating disorders and 85 healthy controls.
- Administered the Eating Attitudes Test, Beck Depression Inventory, and Eating Disorder Inventory.
Main Results:
- Identical linear relationships were observed between body-size distortion and weight:height ratios in both patient and control groups.
- In the patient group, body-size distortion scores did not correlate with Eating Attitudes Test or Beck Depression Inventory scores.
- A negative correlation was found between body-size distortion and body dissatisfaction scores from the Eating Disorder Inventory.
Conclusions:
- The findings challenge the centrality of body-size distortion as a diagnostic criterion for eating disorders.
- Body-size distortion's role as a complicating factor in eating disorders warrants re-evaluation.
- Further research is needed to understand the complex interplay of perceptual, psychological, and physiological factors in eating disorders.