This study examined the range, distinctiveness, and correlates of maladaptive behavior in 146 subjects with 5p- (cri du chat) syndrome using the Aberrant Behavior Checklist as a standardized measure. Hyperactivity was the most significant and…
Problem behaviors of individuals who had one of three chromosome deletion disorders (5p- cri-du-chat, 15q- Prader-Willi, or 17p- Smith-Magenis) were investigated. The Aberrant Behavior Checklist was used. Results were contrasted with those of two…