Methods:The prescriptions of the psychotropics in 2006 were chosen randomly from gerontal OPD of our hospital to analyze the use situation by evaluating DDD and DUI.

• 方法:抽取2006年老年门诊1月到10月精神药品处方1082张,以限定日剂量(DDD)和药物利用指数(DUI)的分析方法进行用药分析。