Journal article
Performance of the Autism Observation Scale for Infants with community-ascertained infants showing early signs of autism
K Hudry, L Chetcuti, M Boutrus, S Pillar, EK Baker, S Dimov, J Barbaro, J Green, AJO Whitehouse, KJ Varcin, C Dissanayake, T Iacono, M Maybery, M Renton, N Sadka, L Segal, V Slonims, S Wakeling, MW Wan, J Wray
Autism | SAGE PUBLICATIONS LTD | Published : 2021
Abstract
Often included within ‘high-risk sibling’ studies, the Autism Observation Scale for Infants (AOSI) has only one independent replication study and no evaluation with community-ascertained cohorts. We administered the AOSI and established clinical measures with 103 infants (68% male) at ‘high autism likelihood’ on the Social Attention and Communication Surveillance - Revised (SACS-R) tool, at 9–14 months of age and again 6 months later. AOSI Total scores showed adequate internal consistency and strong inter-rater agreement (live- or video-coded) and were approximately normally distributed at each visit. Modest significant associations presented between Time 1 AOSI scores and concurrent develop..
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