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Aydin, Orhan; Diken, Ibrahim H. – Education and Training in Autism and Developmental Disabilities, 2020
In the present study, we aimed to make an evaluation, conduct comprehensive descriptive analyses, and calculate the effect sizes of studies which compare AAC applications designed according to single-subject research designs and conducted for individuals with ASD. Within the scope of this aim, 21 studies meeting the inclusion criteria were…
Descriptors: Augmentative and Alternative Communication, Autism, Pervasive Developmental Disorders, Research Reports
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Chen, Mo; Hyppa-Martin, Jolene K.; Reichle, Joe E.; Symons, Frank J. – American Journal on Intellectual and Developmental Disabilities, 2016
Meaningfully synthesizing single case experimental data from intervention studies comprised of individuals with low incidence conditions and generating effect size estimates remains challenging. Seven effect size metrics were compared for single case design (SCD) data focused on teaching speech generating device use to individuals with…
Descriptors: Assistive Technology, Augmentative and Alternative Communication, Speech Impairments, Speech
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Ganz, Jennifer B.; Earles-Vollrath, Theresa L.; Heath, Amy K.; Parker, Richard I.; Rispoli, Mandy J.; Duran, Jaime B. – Journal of Autism and Developmental Disorders, 2012
Many individuals with autism cannot speak or cannot speak intelligibly. A variety of aided augmentative and alternative communication (AAC) approaches have been investigated. Most of the research on these approaches has been single-case research, with small numbers of participants. The purpose of this investigation was to meta-analyze the single…
Descriptors: Augmentative and Alternative Communication, Assistive Technology, Visual Aids, Nonverbal Communication