Methods 83 patients with type2 diabetes m ellitus (group A), 20 patients with type2 diabetes mellitus associated with cere bral infarction (group B) and 35 healthy subjects (group C) were chosen in the s tudy.

• 方法选取2型糖尿病患者83例(A组)、合并脑梗塞患者20例(B组)、健康对照者35例(C组)作为研究对象。