方法采用横断面调查方法对重庆市局部地区3717例2 0岁以上自然人群进行口服葡萄糖耐量试验（OGTT）等调查。
Methods The exploration of DM and other associated diseases in 3717 Chongqing citizens over 20 years old was done by oral glucose tolerance test (OGTT) in a cross-section study.
结果共纳入28篇文献，其中中文5篇，除1篇为随机对照试验外，其余均为横断面研究。
Results Among 28 included studies, 5 were Chinese literatures, 1 was RCT, and the others were cross-sectional studies.
结果共纳入28篇文献，其中中文5篇，除1篇为随机对照试验外，其余均为横断面研究。
Results Among 28 included studies, 5 were Chinese literatures, 1 was RCT, and the others were cross-sectional studies.
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