Psychology Commons^™

The Spanish Adaptation Of The Gilliam Autism Rating Scale-2: Translation And Psychometric Analysis, Linda Sue Jackson, Steven Little, Angeleque Akin-Little

Walden Faculty and Staff Publications

Autism is an increasingly prevalent developmental neurological condition that manifests in pervasive impairments in social interaction, communication, and stereotypic behavior and interests. Early identification leads to positive long-term outcomes. At present, all standardized rating instruments are written in English; therefore, the purpose of the present study was to adapt the Gilliam Autism Rating Scale-2 from English into Spanish using the state-of-the-art procedures described in the literature. The English instrument was translated into Spanish, back-translated into English, and then revised using an iterative process. The adapted instrument's psychometric qualities were substantiated. An alpha coefficient of .96 verified the adapted instrument's internal …