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A self-rating scale for bulimia. The 'BITE'.

M Henderson, C P Freeman

The British Journal of Psychiatry : the Journal of Mental Science

|January 1, 1987

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A new questionnaire, the Bulimic Investigatory Test, Edinburgh (BITE), effectively detects and describes binge-eating. It offers reliable and valid measures of bulimia nervosa symptoms and severity.

Area of Science:

Psychiatry
Clinical Psychology
Eating Disorders Research

Background:

Binge-eating and bulimia nervosa require accurate diagnostic tools.
Existing diagnostic criteria can be complex to operationalize.

Purpose of the Study:

To introduce and validate a new brief questionnaire for binge-eating detection.
To assess the reliability and validity of the Bulimic Investigatory Test, Edinburgh (BITE).

Main Methods:

Development of the Bulimic Investigatory Test, Edinburgh (BITE).
Data collection from two distinct populations to test reliability and validity.
Analysis of questionnaire items against DSM-III and Russell's definitions of bulimia nervosa.

Main Results:

Related Experiment Videos

The BITE questionnaire demonstrated satisfactory reliability and validity in both study populations.
The scale effectively measures both symptoms and severity of binge-eating.
The BITE covers diagnostic criteria but offers a more comprehensive assessment than a simple checklist.

Conclusions:

The Bulimic Investigatory Test, Edinburgh (BITE) is a reliable and valid instrument for assessing binge-eating.
The BITE can aid in the detection and description of bulimia nervosa.
This questionnaire provides a valuable tool for clinical and research settings in eating disorder assessment.