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A Clinical Application of Contingent Negative Variation in Patient with Attention Deficit and Hyperactive and Conduct Disorder
Author(s): 
Pages: 17-20
Year: Issue:  1
Journal: CHINA PREVENTIVE MEDICINE

Keyword:  注意缺陷多动障碍行为障碍儿童关联性负变;
Abstract: 目的探讨注意缺陷多动障碍(ADHD)患儿的关联性负变(CNV)变异.方法应用美国Nicolet Spirit脑诱发电位仪,采用光和声成对刺激以及反应时间技术,记录了37例ADHD患儿的CNV,并与30例正常儿童和22例品行障碍(CD)患儿CNV进行比较.结果ADHD、CD波形均有变异,以CD为显著.ADHD组、CD组及NC组在CPV出现率、RT、潜伏期M2和波幅M2上差异有统计学意义(P<0.05~<0.01).与NC组相比,ADHD组和CD组CPV出现率高,反应时间(RT)延迟;波幅M2降低;在潜伏期M2上CD组延迟于ADHD组和NC组.结论CNV是评定ADHD和CD患儿大脑综合功能的有效工具,ADHD组和CD组CNV具有波形不典型、波幅下降及潜伏期延迟等特点,有可能揭示其神经系统功能特点,对其智能水平、学习成绩或疗效分析及预后评价将有一定作用.ADHD和CD患儿CNV变化诸特点值得跟踪随访.
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