منابع مشابه
Individual participant data meta-analyses compared with meta-analyses based on aggregate data
BACKGROUND Meta-analyses based on individual participant data (IPD-MAs) allow more powerful and uniformly consistent analyses as well as better characterisation of subgroups and outcomes, compared to those which are based on aggregate data (AD-MAs) extracted from published trial reports. However, IPD-MAs are a larger undertaking requiring greater resources than AD-MAs. Researchers have compared...
متن کاملSerious mistakes in meta-analysis of homeopathic research
The article discussed the immanent problems of meta-analyses selecting a number of independent trials in homeopathy, within which, the purpose was to examine the effectiveness of homeopathic treatment. Our focus lied in clarifying that the complex effects of homeopathic treatment known from history and day-to-day practice have not been respected so far. The examination of most of the homeopathi...
متن کاملCross-Cultural Meta-Analyses
In the enormous collection of cross-cultural data that have been published during the last few decades it is difficult to perceive patterns. There is a clear need for systematizing the vast amount of cross-cultural studies and for developing models that explain cross-cultural differences in psychology. Two methods of crosscultural meta-analysis can be distinguished. First, the instrument-based ...
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ژورنال
عنوان ژورنال: BJOG: An International Journal of Obstetrics and Gynaecology
سال: 1996
ISSN: 1470-0328,1471-0528
DOI: 10.1111/j.1471-0528.1996.tb09822.x