Improving the Social Behavior of Siblings of Autistic Children Using a Group Problem Solving Approach

Abstract

The present study evaluated in small group program designed to enhance social interaction between children and their autistic siblings. Group sessions used problem solving, role-playing, rehearsal, homework projects, and contingency management procedures. Positive interactions, controlling interactions and nonverbal signing served as individual baselines in a multiple baseline design with replications across three children and follow-up assessment at three and six months. Sibling attitudinal and parent validation assessments were completed at pre, post, and six month follow-up. Treatment increased positive interaction and signing, and decreased controlling interactions. There was variation across pairs with respect to the level of maintenance of these behaviors at follow-up. Attitudinal data reflected a systematic decrement in behavior problem severity ratings of the autistic child by two of the siblings. Parental home behavior ratings reflected increases in positive interaction and teaching with improvem...