Journal article
Assessment of Autism Symptoms From 6 to 18 Months of Age Using the Autism Observation Scale for Infants in a Prospective High‐Risk Cohort
Abstract
The objectives were to characterize behavioral signs of autism spectrum disorder (ASD) in younger siblings of diagnosed children (high-risk; HR) and examine classification features of the Autism Observation Scale for Infants (AOSI). Participants (501 HR and 180 low-risk [LR]) were assessed between 6 and 18 months using the AOSI and at age 3 for ASD diagnoses. Total AOSI scores differentiated HR infants later diagnosed with ASD starting at …
Authors
Zwaigenbaum L; Bryson SE; Brian J; Smith IM; Sacrey L; Armstrong V; Roberts W; Szatmari P; Garon N; Vaillancourt T
Journal
Child Development, Vol. 92, No. 3, pp. 1187–1198
Publisher
Wiley
Publication Date
5 2021
DOI
10.1111/cdev.13485
ISSN
0009-3920