The Multidimensional Structure of Problem Gambling: An Evaluation of Four Gambling Categorization Instruments from an International Online Survey of Gamblers

Journal of Gambling Studies
Darren R ChristensenSamuel M Ofori-Dei

Abstract

To examine the underlying dimensionality and structure of problem gambling using a comprehensive range of problem gambling assessments from an international online survey of gamblers. A total of 12,521 gamblers from 105 countries were recruited through banner advertising placed on a popular online gambling portal to take an online survey. Although participants were recruited online, the majority of the sample (71.6%) gambled only at land-based venues in the past 12 months. A total of 5081 individuals completed all items from the four problem gambling assessments. Participants were allocated to answer one of the four problem gambling assessments and the remaining unique items from the three other problem gambling assessments. The order of assessments were counterbalanced. Two optimal scaling procedures were independently employed to estimate the number of dimensions within the data: exploratory categorical principal component bootstrap analysis and multidimensional scaling. Nonlinear canonical correlation was then used to establish how well each of the four assessment instruments captured the identified dimensions. A final confirmatory principal component analysis was run to understand and characterise the nature of the dimensio...Continue Reading

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Citations

Nov 29, 2020·Journal of Gambling Studies·S M Ofori DeiA C Jackson
Jan 30, 2021·Journal of Gambling Studies·Javier Mora-SalgueiroFrancesc Colom
Mar 19, 2021·Journal of Gambling Studies·Robert J WilliamsDaniel S McGrath
May 1, 2021·International Journal of Environmental Research and Public Health·Matthew BrowneMatthew Rockloff

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