Methods 4823 pieces of narcotics prescription in the OPD,from January 2003 to December 2004,were collected and the amount of narcotics consumption were analyzed and sorted out in sequence as the DDD(daily determinative dosage).

• 方法收集门诊2003年1月~2004年12月的麻醉药品处方4823张,对麻醉药品消耗和限定日剂量(DDD)为指标进行分析与排序。