这时Meta分析就诞生了。 Meta分析的本质就是找到所有已发表的针对同一临床问题的试验,然后将其数据进行合并,得到一个更为精确更为可信的结论。 Meta分析之父 Gene V. Glass 将其称为“研究的研究”("analysisof analyses")2也就是说,传统的研究,它的研究对象是实验动物、病人、样本等;而Meta分析,它的研究对象是...
criticalappraisal, and synthesis of all relevant studies on a specific topic.meta-analysis may be, but is not necessarily, used as part of this process. (MiquelPorta ,2008) A systematic review is a high-leveloverview of primary research on a particular research question that tries toidentify, ...
才能选yes。灰色文献是指会议论文，学位论文，已注册而未发表的试验数据等。如果检索的数据库本身已包含...
criticalappraisal, and synthesis of all relevant studies on a specific topic.meta-analysis may be, but is not necessarily, used as part of this process. (MiquelPorta ,2008) A systematic review is a high-leveloverview of primary research on a particular research question that tries toidentify, ...
Meta分析是针对某一科研问题，根据明确的搜索策略、选择筛选文献标准、采用严格的评价方法，对来源不同的...
ultimately not reported; (b) some aspects of meta-analysis research appear to be conducted at disappointingly low rates; and (c) the adoption of the reporting standards, including the Meta-Analytic Reporting Standards (MARS), has been slow to nonexistent within psychological meta-analytic research...
The use of statistical techniques in a systematic review to integrate the results of included studies. Sometimes misused as a synonym forsystematic reviews, where the review includes ameta-analysis.(The Cochrane Collaboration) 两种定义确有差别,但从本质上将,Meta分析其实就是一种数据合并的统计方法。如...
Purpose of meta analysis in research This analysis is used in research to summarize all the evidence on a certain topic, which can be used to come to more accurate and trustworthy conclusions than individual studies alone. By putting the results of many studies together, meta-analysis lets resea...
[7] Bolland M J,Avenell A,Baron J A,et al. Effect of calcium supplements on risk of myocardial infarction and cardiovascular events:meta-analysis[J]. BMJ,2010,341:c3691. [8] Wallace R B,Wactawski-Wende J,O’Su...
1、Meta-analysisin Medical ResearchThe handbook for the understanding and practice of meta-analysisTo those who have helped me become who I am, even if they expected moreI am very grateful to Alberto Pilotto and Angelo Andriulli for many stimulating and thoughtful discussions on a number of ...