the changes of one year were further compared with difference in difference.It shows that glycosylated hemoglobin, fasting glucose, postprandial glucose and cholesterol had significant difference.

• 进一步以差异中差异方法分析比较两组收案一年前后的情形，结果显示介入组之糖化血色素、空腹与饭后血糖值及胆固醇均达到显著进步。