Methods 40 cases of ADHD children and 20 subjects of control were studied with event related potentials (ERP) P 3 wave test and attention deficit tester test.

• 方法本文对40例ADHD和20例正常对照儿童进行了事件相关电位（ERP）P3波的检测，同时用注意力缺陷测试仪进行评分。