Standardization of Japanese version of Children's Communication Checklist-2

超过26000名3至15岁儿童的父母参加了CCC-2在日本各地的调查。分量表中的Cronbach α值范围为0.50至0.77。女生比男生表现好。ASD儿童的刻板言语比ADHD儿童更常见。ASD和ADHD在不恰当的话语启动、语境使用和非语言交流方面没有组间差异; ASD和SLI相比，非语言交流在两组之间有显著差异，而语境使用和刻板印象没有产生组间差异。

More than 26000 parents of children ranging in age 3 to 15 years participated in CCC-2 survey all around Japan. Cronbach's alpha ranged from .50 to .77 in the subscales. Girls performed better than boys. Standard score was calculated for each.Stereotyped speech was more frequent in ASD children than those with ADHD. No intergroup difference in inappropriate initiation of utterance, use of context, and nonverbal communication was seen between ASD and ADHD.When compare ASD with SLI, nonverbal communication distinguished the two groups while use of context and stereotyped speech did not produce intergroup difference.