Susan Ellis Weismer, PhD
Legend: Latent growth curve modeling of longitudinal data (age 2-5 years) for 129 young children with ASD revealed four severity trajectory classes based on calibrated severity scores from the Autism Diagnostic Observation Schedule (ADOS): Persistent High (n=47); Persistent Moderate (n=54), Worsening (n=10), and Improving (n=18). The dashed line indicates the mean trajectory within each class. …