Comparing the Personality Traits of Patients with an Eating Disorder versus a Dual Diagnosis.

This cross-sectional study explored personality traits of individuals receiving treatment in a private clinic for an eating disorder (ED) compared to those receiving treatment for a dual diagnosis (DD; defined as an addiction to illegal drugs and/or alcohol along with a mental illness, in this case an ED). The aims of this study were to: (a) assess the personality profiles and differentiating traits between the ED and DD groups, (b) analyze differences in personality traits of restrictive ED versus bingeing ED profiles, and lastly (c) compare the individuals Temperament and Character Inventory-Revised (TCI-R) results to their personality clusters as per the Diagnostic and Statistical Manual of Mental Disorders - 5 edition (DSM-). The TCI-R is a self-report questionnaire consisting of seven scales, each with their own subscales, which provide a fuller understanding of each temperament and character trait evaluated.