A Comparison of the Behavioral Characteristics among Autistic, Hyperactive and Learning Disabled Children

埼玉県越谷市This study attempted to identify the behavioral characteristics of autistic children, hyperactive children and learning disabled children quantitatively by factor analytic method. Subjects were 40 autistic children (mean CA = 6:3, mean MA = 3:7), 23 hyperactive children (mean CA = 5:3, mean MA = 3:2), and 17 learning disabled children (mean CA = 8:9, mean MA = 6:8). Behavior check list comprised 46 items and each item was evaluated with five-points rating scale. As the result of factor analysis, the following six factors were observed : "lack of active relating to others", "persistent interest in objects", "suppression of emotional experiences and avoidance of tension", "lack of sympathy with others", "abnormalities in sensory stimulation", "abnormalites in sensory stimulation", "abnormalites in verbal behaviors". The comparison of factors scores among autistic, hyperactive and learning disabled group revealed that the all the factors except Factor II were the dominant components of autistic disturbance. Further the developmental analysis of factor scores indicated that autistic children developed "suppuression of emotional experiences and avoidance of tension" as thet grew older