Abstract
This study examined the factor structure and internal consistency of special education teaching staff ratings on the Social Responsiveness Scale-2 (SRS-2; Constantino and Gruber 2012), as well as the percentage of ratings falling above pre-established cut scores, for a sample of lower-functioning youth with autism spectrum disorder (ASD; n = 264). Results of the exploratory factor analysis yielded a four-factor correlated solution. The individual factors and total score demonstrated satisfactory internal consistency reliability for screening purposes. When applying the lowest pre-established cut score (T ≥ 60; minimum indication of clinically significant symptoms/impairments), 85 % of the sample had ratings in that range or higher (more severe). Implications for assessment and future research are provided.
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Author Contributions
AN conceived of the study, participated in its design and coordination, participated in data analysis and interpretation and drafted the manuscript; CL participated in the study’s design and coordination, drafted the manuscript and provided critical revisions of the article; MV conceived of the study, participated in its design and coordination, participated in data collection, participated in data analysis and interpretation and provided critical revisions of the article; MT coordinated data collection and participated in its design and coordination; JT coordinated data collection; ED participated in data analysis and interpretation. All authors read and approved the final manuscript.
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The authors declares that they have no Conflict of interest.
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All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
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Informed consent was obtained from all individual participants included in the study.
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This research was prepared from the doctoral dissertation of Andrew T. Nelson. Special thanks to those members of the dissertation committee listed above, as well as Gloria K. Lee, Ph.D.
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Nelson, A.T., Lopata, C., Volker, M.A. et al. Exploratory Factor Analysis of SRS-2 Teacher Ratings for Youth with ASD. J Autism Dev Disord 46, 2905–2915 (2016). https://doi.org/10.1007/s10803-016-2822-5
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DOI: https://doi.org/10.1007/s10803-016-2822-5