对患者既往参加糖尿病营养教育的主要内容进行调查，分为糖尿病基本知识、食物交换份法和食物血糖生成指数等3个问卷。

The main content of education on diabetes nutrition before was investigated including 3 questionnaires Essential knowledge of diabetes food exchange portion and food glycemic index.

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目的评价食物血糖生成指数(GI)概念结合食品交换份法辅导老年糖尿病病人的临床应用效果。

Objective to evaluate the clinical application effect of the conception of food GI combined with food exchange porting for tutoring senile diabetes.

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