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Evidence for essential unidimensionality of AUDIT and measurement invariance across gender, age and education. Results from the WIRUS study

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Evidence for essential unidimensionality of AUDIT and measurement invariance across gender, age and education. Results from the WIRUS study. / Skogen, Jens Christoffer; Thørrisen, Mikkel Magnus; Olsen, Espen; Hesse, Morten; Aas, Randi Wågø.

I: Drug and Alcohol Dependence, Bind 202, 01.09.2019, s. 87-92.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

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Skogen, Jens Christoffer ; Thørrisen, Mikkel Magnus ; Olsen, Espen ; Hesse, Morten ; Aas, Randi Wågø. / Evidence for essential unidimensionality of AUDIT and measurement invariance across gender, age and education. Results from the WIRUS study. I: Drug and Alcohol Dependence. 2019 ; Bind 202. s. 87-92.

Bibtex

@article{14ff84679e814ae994c90f08948ef1bc,
title = "Evidence for essential unidimensionality of AUDIT and measurement invariance across gender, age and education. Results from the WIRUS study",
abstract = "Introduction: Globally, alcohol use is among the most important risk factors related to burden of disease, and commonly emerges among the ten most important factors. Also, alcohol use disorders are major contributors to global burden of disease. Therefore, accurate measurement of alcohol use and alcohol-related problems is important in a public health perspective. The Alcohol Use Identification Test (AUDIT) is a widely used, brief ten-item screening instrument to detect alcohol use disorder. Despite this the factor structure and comparability across different (sub)-populations has yet to be determined. Our aim was to investigate the factor structure of the AUDIT-questionnaire and the viability of specific factors, as well as assessing measurement invariance across gender, age and educational level. Methods: We employed data (N = 4,318) from the ongoing screening study in the Norwegian national WIRUS project. We used Confirmatory Factor Analysis (CFA) to establish the factor structure of the AUDIT. Next, we investigated the viability of specific factors in a bi-factor model, and assessed measurement invariance of the preferred factor structure. Results: Our findings indicate the AUDIT is essentially unidimensional, and that comparisons can readily be done across gender, age and educational attainment. Conclusion: We found support for a one-factor structure of AUDIT. To the best of our knowledge, this is the first study to investigate the viability of specific factors in a bi-factor model as well as evaluating measurement invariance across gender, age and educational attainment for the AUDIT questionnaire. Therefore, further studies are needed to replicate our findings related to essential unidimensionality.",
keywords = "Alcohol screening, AUDIT, Factor analysis, Measurement invariance, Sociodemographics, Work life",
author = "Skogen, {Jens Christoffer} and Th{\o}rrisen, {Mikkel Magnus} and Espen Olsen and Morten Hesse and Aas, {Randi W{\aa}g{\o}}",
year = "2019",
month = "9",
day = "1",
doi = "10.1016/j.drugalcdep.2019.06.002",
language = "English",
volume = "202",
pages = "87--92",
journal = "Drug and Alcohol Dependence",
issn = "0376-8716",
publisher = "Elsevier Ireland Ltd.",

}

RIS

TY - JOUR

T1 - Evidence for essential unidimensionality of AUDIT and measurement invariance across gender, age and education. Results from the WIRUS study

AU - Skogen, Jens Christoffer

AU - Thørrisen, Mikkel Magnus

AU - Olsen, Espen

AU - Hesse, Morten

AU - Aas, Randi Wågø

PY - 2019/9/1

Y1 - 2019/9/1

N2 - Introduction: Globally, alcohol use is among the most important risk factors related to burden of disease, and commonly emerges among the ten most important factors. Also, alcohol use disorders are major contributors to global burden of disease. Therefore, accurate measurement of alcohol use and alcohol-related problems is important in a public health perspective. The Alcohol Use Identification Test (AUDIT) is a widely used, brief ten-item screening instrument to detect alcohol use disorder. Despite this the factor structure and comparability across different (sub)-populations has yet to be determined. Our aim was to investigate the factor structure of the AUDIT-questionnaire and the viability of specific factors, as well as assessing measurement invariance across gender, age and educational level. Methods: We employed data (N = 4,318) from the ongoing screening study in the Norwegian national WIRUS project. We used Confirmatory Factor Analysis (CFA) to establish the factor structure of the AUDIT. Next, we investigated the viability of specific factors in a bi-factor model, and assessed measurement invariance of the preferred factor structure. Results: Our findings indicate the AUDIT is essentially unidimensional, and that comparisons can readily be done across gender, age and educational attainment. Conclusion: We found support for a one-factor structure of AUDIT. To the best of our knowledge, this is the first study to investigate the viability of specific factors in a bi-factor model as well as evaluating measurement invariance across gender, age and educational attainment for the AUDIT questionnaire. Therefore, further studies are needed to replicate our findings related to essential unidimensionality.

AB - Introduction: Globally, alcohol use is among the most important risk factors related to burden of disease, and commonly emerges among the ten most important factors. Also, alcohol use disorders are major contributors to global burden of disease. Therefore, accurate measurement of alcohol use and alcohol-related problems is important in a public health perspective. The Alcohol Use Identification Test (AUDIT) is a widely used, brief ten-item screening instrument to detect alcohol use disorder. Despite this the factor structure and comparability across different (sub)-populations has yet to be determined. Our aim was to investigate the factor structure of the AUDIT-questionnaire and the viability of specific factors, as well as assessing measurement invariance across gender, age and educational level. Methods: We employed data (N = 4,318) from the ongoing screening study in the Norwegian national WIRUS project. We used Confirmatory Factor Analysis (CFA) to establish the factor structure of the AUDIT. Next, we investigated the viability of specific factors in a bi-factor model, and assessed measurement invariance of the preferred factor structure. Results: Our findings indicate the AUDIT is essentially unidimensional, and that comparisons can readily be done across gender, age and educational attainment. Conclusion: We found support for a one-factor structure of AUDIT. To the best of our knowledge, this is the first study to investigate the viability of specific factors in a bi-factor model as well as evaluating measurement invariance across gender, age and educational attainment for the AUDIT questionnaire. Therefore, further studies are needed to replicate our findings related to essential unidimensionality.

KW - Alcohol screening

KW - AUDIT

KW - Factor analysis

KW - Measurement invariance

KW - Sociodemographics

KW - Work life

UR - http://www.scopus.com/inward/record.url?scp=85068854483&partnerID=8YFLogxK

U2 - 10.1016/j.drugalcdep.2019.06.002

DO - 10.1016/j.drugalcdep.2019.06.002

M3 - Journal article

C2 - 31325821

AN - SCOPUS:85068854483

VL - 202

SP - 87

EP - 92

JO - Drug and Alcohol Dependence

JF - Drug and Alcohol Dependence

SN - 0376-8716

ER -