The result of Logistic regression analysis was that the history,fasting blood glucose(FBG) and glycosylated hemoglobin(HbA1c) were risk factors of the DU.

• 以有无慢性皮肤溃疡为应变量进行多因素logistic回归分析显示:病史、空腹血糖(FBG)、糖化血红蛋白(HbA1 c)是其危险因素。