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Validation of the Arabic version of the Self-Determination Screening Scale: A Multitrait-Multimethod analysis
G H Alnahdi1, A Alwadei2, S Schwab3
1Department of Special Education, College of Education, Prince Sattam bin Abdulaziz University, Alkharj, Saudi Arabia.
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There is a scarcity of validated scales designed to assess self-determination among students with disabilities. This study evaluates the Self-Determination Screening Scale for Adolescents with Disabilities (SDSS-AR) within the Arab context and applies Multitrait-Multimethod analysis to assess its validity for different informant versions (students, families, and teachers), with a total sample size of 508 covering all three versions. The results support convergent and discriminant validity and establish SDSS-AR as a reliable measure. By offering insights from various perspectives, this study validates a culturally adapted tool that significantly contributes to empowering Arab students with disabilities to successfully achieve societal integration. Moreover, this study highlights the important role played by culturally relevant, multidimensional assessment tools in enhancing educational and psychological practices.
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