Drug and Alcohol Dependence 202 (2019) 87–92
Drug and Alcohol Dependence 202 (2019) 87–92 Contents lists available at ScienceDirect Drug and Alcohol Dependence journal homepage: www.elsevier.com/locate/drugalcdep Evidence for essential unidimensionality of AUDIT and measurement invariance across gender, age and education. Results from the WIRUS study T ⁎ Jens Christoffer Skogena,b,c, , Mikkel Magnus Thørrisend, Espen Olsene, Morten Hessef, Randi Wågø Aasc,d a Department of Health Promotion, Norwegian Institute of Public Health, Bergen, Norway b Alcohol & Drug Research Western Norway, Stavanger University Hospital, Stavanger, Norway c Department of Public Health, Faculty of Health Sciences, University of Stavanger, Stavanger, Norway d Department of Occupational Therapy, Prosthetics and Orthotics, Faculty of Health Sciences, OsloMet – Oslo Metropolitan University, Oslo, Norway e UiS Business School, University of Stavanger, Stavanger, Norway f Centre for Alcohol and Drug Research, Aarhus University, Denmark ARTICLE INFO ABSTRACT Keywords: Introduction: Globally, alcohol use is among the most important risk factors related to burden of disease, and Alcohol screening commonly emerges among the ten most important factors. Also, alcohol use disorders are major contributors to AUDIT global burden of disease. Therefore, accurate measurement of alcohol use and alcohol-related problems is im- Factor analysis portant in a public health perspective. The Alcohol Use Identification Test (AUDIT) is a widely used, brief ten- Measurement invariance item screening instrument to detect alcohol use disorder. Despite this the factor structure and comparability Work life across different (sub)-populations has yet to be determined. Our aim was to investigate the factor structure of the Sociodemographics AUDIT-questionnaire and the viability of specific factors, as well as assessing measurement invariance across gender, age and educational level.
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