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搜索结果: 1-5 共查到randomized trials相关记录5条 . 查询时间(0.076 秒)
The key to optimal nutrition choices has been sought mostly in tens of thousands of observational analyses as well as in expert editorials (like mine) and recommendations. Epidemiology and opinion gro...
We were surprised to see our study (1) used as the first example of how not to compare group means with each other in the recent article by Bland and Altman (2), because, in fact, our conclusions were...
Analyzing unique data from multiple large-scale randomized marketing trials of preapproved credit card solicitations by a large financial institution, we find that consumers responding to the lender's...
The future of our profession depends considerably on the extent to which we are able to design and conduct carefully conceived clinical trials of interventions targeting important clinical problems in...
In this paper we report the results of the only field test of which we are aware that uses randomized trials to measure whether stricter enforcement and verification of work search behavior alone decr...

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