Individuals with developmental disability (n=400) were assessed with the "Dyskinesia Identification System: Condensed User Scale" (DISCUS), a 15-item tardive dyskinesia rating scale shortened from the "Dyskinesia Identification System-Coldwater." Based on interrater reliability, 2-week stability, and other analyses, DISCUS is…

A Japanese translation of the Childhood Autism Rating Scale was used with 167 developmentally disabled children under age 16. Total score demonstrated a satisfactory level of taxonomic validity and discriminated infantile autism and other pervasive developmental disorders from mental retardation alone. A satisfactory concurrent validity on the…

This book chapter outlines a number of key characteristics crucial to the integrity, utility, and efficiency of a behavioral assessment instrument for community living skills of people with developmental disabilities. In addition to basic psychometric considerations, the paper suggests that the functions of a behavioral assessment instrument could…

Making decisions about residential or day program placement for adults with developmental disabilities requires examination of multidimensional measures of behavior and thus the use of multivariate statistical techniques along with expert opinion. This study used adaptive and maladaptive cluster scores on the Inventory for Client and Agency…