方法：根据我院“医院药品库存管理系统”的原始数据资料，采用限定日剂量法和销售金额排序法进行分析。
METHODS: The analysis was conducted using the method of defined daily use and sequence of consumption sum based on the raw data retrieved from Hospital Drug Inventory Management System.
方法：采用限定日剂量法，以销售金额、用药频度、日均费用为统计指标，对我院2006—2008年肠内营养剂的应用情况进行统计和分析。
Methods: Enteral nutrition drugs used in our hospital from 2006 to 2008 were analyzed statistically in respect of consumption sum, DDDs and DDC by defined daily dose.
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