Eating disorder Eating disorder An eating disorder is a mental disorder defined by abnormal eating habits that negatively affect a person's physical or mental health. They include binge eating disorder where people eat a large amount in a short period of time, anorexia nervosa where people eat very little and thus have a low body weight, bulimia nervosa where people eat a lot and then try to rid themselves of the food, pica where people eat non-food items, rumination disorder where people regurgitate food, avoidant/restrictive food intake disorder where people have a lack of interest in food, and a group of other
Eating Disorder Inventory for use in a clinical setting to assess the presence of an eating disorder. Due to high comorbity associated with eating disorders it is generally used in conjunction with other psychological tests such as the Beck Depression Inventory. Depression has been shown to yield higher scores on the EDI-3. The Eating disorder inventory (EDI) comprises 64 questions, divided into eight subscales. Each question is on a 6-point scale (ranging from 'always' to 'never'), rated 0-3. The score for each sub-scale is then summed. The 8 subscale scores on the EDI are:<br> 1. Drive for thinness (DT): An excessive concern with