A relative good correlation between ABI and cardiovascular events (OR=3.73, 95%CI, 1.34-10.37,P=0.012) , the same with the diabete mellitus (OR=2.65, 95%CI,0.95-7.44,P=0.044) and un-revascularization procedures (OR=0.18,95%CI, 0.05-0.74,P=0.018).

• 预测事件的独立危险因紊包括糖尿病(P=0.；044；OR=2