Journal article

Personality and the bipolar spectrum: normative and classification data for the Eysenck Personality Questionnaire-Revised

Luke D Smillie, Yohan Bhairo, Joanna Gray, Cerisse Gunasinghe, Amanda Elkin, Peter McGuffin, Anne Farmer

COMPREHENSIVE PSYCHIATRY | W B SAUNDERS CO-ELSEVIER INC | Published : 2009

Abstract

BACKGROUND: Personality traits dispose individuals toward particular affective states and may therefore have an important role in the etiology of affective disorders in particular. Despite being one of the most widely used and well-researched personality instruments, few studies have studied bipolar spectrum disorders using the revised Eysenck Personality Questionnaire (EPQ-R) (Eysenck HJ, Eysenck SBG. The Eysenck Personality Questionnaire-Revised. Sevenoaks: UK; Hodder & Stoughton, 1992). METHODS: The EPQ-R was administered to 50 bipolar patients, 50 unipolar patients, and 50 controls matched on age and sex. Participants in clinical groups were euthymic, and participants in the control grou..

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