一些研究认为 ,女性年龄≥ 6 5岁发生痴呆症的可能性高达 33% ,男性达 1 6 %。老年痴呆症的原因是综合性的 ,有认为糖尿病由于低血糖症、高血糖症、高胰岛素血症或血管病变可导致认知功能减退。作者对此进行了研究。病人和方法　于 1 986～ 1 988年期间 ,将年龄为 6 5～ 99岁的 Some studies suggest that the risk of developing dementia is 33% for women 65 years or older and 16% for men. The cause of Alzheimer’s disease is comprehensive, and it is thought that diabetes may lead to cognitive decline due to hypoglycemia, hyperglycemia, hyperinsulinemia or vascular disease. The author studied this. Patients and Methods Between 1986 and 1988, the age ranged from 65 to 99 years