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Direct linkDi Rezze, Briano; Gentles, Stephen James; Hidecker, Mary Jo Cooley; Zwaigenbaum, Lonnie; Rosenbaum, Peter; Duku, Eric; Georgiades, Stelios; Roncadin, Caroline; Fang, Hanna; Tajik-Parvinchi, Diana; Viveiros, Helena – Journal of Autism and Developmental Disorders, 2022
The Autism Classification System of Functioning: Social Communication (ACSF) describes social communication functioning levels. First developed for preschoolers with ASD, this study tests an expanded age range (2-to-18 years). The ACFS rates the child's typical and best (i.e., capacity) performance. Qualitative methods tested parent and clinician…
Descriptors: Content Validity, Reliability, Autism Spectrum Disorders, Classification
Bryson, Susan E.; Zwaigenbaum, Lonnie; Mcdermott, Catherine; Rombough, Vicki; Brian, Jessica – Journal of Autism and Developmental Disorders, 2008
The Autism Observation Scale for Infants (AOSI) was developed to detect and monitor early signs of autism as they emerge in high-risk infants (all with an older sibling with an autistic spectrum disorder). Here we describe the scale and its development, and provide preliminary data on its reliability. Inter-rater reliability both for total scores…
Descriptors: Observation, Autism, Interrater Reliability, Infants
Zwaigenbaum, Lonnie; Thurm, Audrey; Stone, Wendy; Baranek, Grace; Bryson, Susan; Iverson, Jana; Kau, Alice; Klin, Ami; Lord, Cathy; Landa, Rebecca; Rogers, Sally; Sigman, Marian – Journal of Autism and Developmental Disorders, 2007
Detecting early signs of autism is essential for timely diagnosis and initiation of effective interventions. Several research groups have initiated prospective studies of high-risk populations including infant siblings, to systematically collect data on early signs within a longitudinal design. Despite the potential advantages of prospective…
Descriptors: Infants, Siblings, Autism, At Risk Persons
