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The inventory for déjà vu experiences assessment. Development, utility, reliability, and validity
H N Sno1, H F Schalken, F de Jonghe
1University Department of Psychiatry, Academic Medical Centre, Amsterdam, The Netherlands.
The Journal of Nervous and Mental Disease
|January 1, 1994
Abstract:
In this article the development, utility, reliability, and validity of the Inventory for Déjà vu Experiences Assessment (IDEA) are described. The IDEA is a 23-item self-administered questionnaire consisting of a general section of nine questions and qualitative section of 14 questions. The latter questions comprise 48 topics. The questionnaire appeared to be a user-friendly instrument with satisfactory to good reliability and validity. The IDEA permits the study of quantitative and qualitative characteristics of déjà vu experiences.