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Behavioral Profiles of Affected and Unaffected Siblings of Children with Autism: Contribution of Measures of Mother-Infant Interaction and Nonverbal Communication
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Rozga, Agata; Hutman, Ted; Young, Gregory S.; Rogers, Sally J.; Ozonoff, Sally; Dapretto, Mirella; Sigman, Marian – Journal of Autism and Developmental Disorders, 2011
We investigated whether deficits in social gaze and affect and in joint attention behaviors are evident within the first year of life among siblings of children with autism who go on to be diagnosed with autism or ASD (ASD) and siblings who are non-diagnosed (NoASD-sib) compared to low-risk controls. The ASD group did not differ from the other two…
Descriptors: Siblings, Nonverbal Communication, Autism, Infants
Play and Developmental Outcomes in Infant Siblings of Children with Autism
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Christensen, Lisa; Hutman, Ted; Rozga, Agata; Young, Gregory S.; Ozonoff, Sally; Rogers, Sally J.; Baker, Bruce; Sigman, Marian – Journal of Autism and Developmental Disorders, 2010
We observed infant siblings of children with autism later diagnosed with ASD (ASD siblings; n = 17), infant siblings of children with autism with and without other delays (Other Delays and No Delays siblings; n = 12 and n = 19, respectively) and typically developing controls (TD controls; n = 19) during a free-play task at 18 months of age.…
Descriptors: Siblings, Play, Mental Age, Autism