Using WHO criteria, the inestigators found that 47% of patients had normal glucose regulation, 5% had impaired fasting glucose, 32% had impaired glucose tolerance and 17% had diabetes.

• 采用WHO标准时，47%25的患者血糖调节正常，5%25的患者空腹血糖异常，32%25的患者糖耐量异常并有17%25的患者为糖尿病。