1997年,美国糖尿病协会(American Diabetes Asso-ciation,ADA)提出将诊断糖尿病的空腹血糖标准(fast-ing plasma glucose,FPG)从7.8mmol/I降至7.0mmol/I;同时建议在行糖尿病发病率的流行病学调查时,诊断标准应定为FPG≥7.0mmol/I,而不再进行以前的2h口服葡萄糖耐量实验(oral glucose tolerance test,OGTT)。ADA提出一个新的糖尿病类型——空腹血糖异常(im- In 1997, the American Diabetes Association (ADA) proposed to reduce the fasting plasma glucose (FPG) for diagnosis of diabetes from 7.8 mmol / I to 7.0 mmol / I. In the meantime, it is suggested that in the setting of diabetes mellitus Rate of epidemiological investigation, the diagnostic criteria should be set at FPG ≥ 7.0mmol / I, rather than the previous 2h oral glucose tolerance test (OGTT). ADA proposed a new type of diabetes - impaired fasting glucose (im-