The study used a "cross-over" design, which allowed each subject to serve as his or her own comparison group.
这个研究试验采用了交叉设计,这样每一个研究对象的对照组就是他(她)自己。
Walgren goes over what White said about the Beagle study under direct and cross.
Walgren过去说的关于“小猎犬号”白酒在直接和交叉研究。
Two parallel group trials found no significant difference in machine usage, whereas a cross-over study found a significant difference.
两项平行组别试验未发现机器使用有意义的差异,然而,一项交叉试验显示有意义的差异。
Method Cross-sectional investigation was applied to study 1941 elderly aged 60 or over years of age with questionnaire of elderly comprehensive health function.
方法对上海市天平街道1941名60岁以上社区老年人的健康状况进行描述性分析。
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.
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.
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。
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