Methods: The subjects were 20 patients with a CCMD-3 diagnosis of schizophrenia, and 20 healthy control subjects.Experiment 1 utilized dichotic listening task.

• 方法：用听觉和视觉两个行为实验，对20 例符合CCMD-3诊断标准，以阳性症状为主的男性精神分裂症患者和20名正常人作对照研究。