Structure and internal consistency evaluation of personality inventory for DSM-5 in an Iranian population

1Addiction Department, School of Behavioral Sciences and Mental Health (Tehran Institute of Psychiatry), Iran University of Medical Sciences, Tehran, Iran

2- Dept. of Mental Health, School of Behavioral Sciences (Tehran Institute of Psychiatry), Iran University of Medical Sciences, Tehran, Iran

3Dept. of Clinical Psychology, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran

4Dept. of Mental Health, School of Behavioral Sciences and Mental Health (Tehran Institute of Psychiatry), Iran University of Medical Sciences, Tehran, Iran

Koomesh:Vol. 21, issue 1; e153936

Published online:Mar 21, 2019

Article type:Research Article

How to Cite:Mahdi AminiMozhgan LotfiShahin Sadeghizahra khorramiStructure and internal consistency evaluation of personality inventory for DSM-5 in an Iranian population.koomesh.21(1):e153936.

Abstract

Introduction: The DSM-5 Personality Disorder Questionnaire (PID-5) is a diagnostic tool created for the purpose of diagnostic-based diagnosis in the fifth edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5).Considering the need for valid instruments in the field of diagnosis of personality disorders in Farsi, the present study was designed to translate and evaluate the structure and internal consistency of the Personality Inventory for Diagnostic and Statistical Manual of Mental Disorders-5th Edition (PID-5). Materials and Methods: This cross-sectional study had done in 2017. After translating PID-5 via forward and backward translation method, the data gathering have been started. Participants were 285 (66% women) Community-dwelling adults. Results: The mean alpha coefficient for PID-5 in the current study was .74 ranging from .52 (Suspiciousness) to .90 (Eccentricity). The majority of scales (i.e., 18) had alphas above .70. The range of Cronbach's alpha coefficient for Domains were 0.70 (Antagonism) to 0.84 (Psychoticism). Additionally, five factors tructure of PID-5 was replicated in Iranian culture. Conclusion: This study provided initial support for the structural validity, internal consistency and cross-cultural similarity of The Persian version of PID-5. So, the PID-5 can be used in research and diagnosis of personality traits in Iranian society confidently.

Keywords

Diagnostic and Statistical Manual of Mental Disorders

DSM-5

Personality Disorders

Personality Inventory

PID-5

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