最新统计数据~([1])显示,全国糖尿病及糖尿病前期的标化患病率高达9.7%和15.5%。2型糖尿病是环境和遗传因素共同作用的结果,但由于其发病的隐匿性,相当多的患者因其并发症的临床表现才被确诊为糖尿病。糖尿病病程较长,不仅给患者造成痛苦,给家庭和社会带来沉重的负担,而且对公共 The latest statistics ~ ([1]) show that the national pre-diabetes and pre-diabetes standardized prevalence rate of 9.7% and 15.5%. Type 2 diabetes is the result of a combination of environmental and genetic factors, but because of its occult onset, a significant number of patients are diagnosed with diabetes because of the clinical manifestations of their complications. Diabetes longer duration, not only cause pain to patients, to families and society a heavy burden, but also for public