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Yu, Winifred W.; Schmid, Christopher H.; Lichtenstein, Alice H.; Lau, Joseph; Trikalinos, Thomas A. – Research Synthesis Methods, 2013
The objective of this study is to empirically compare alternative meta-analytic methods for combining dose-response data from epidemiological studies. We identified meta-analyses of epidemiological studies that analyzed the association between a single nutrient and a dichotomous outcome. For each topic, we performed meta-analyses of odds ratios…
Descriptors: Comparative Analysis, Meta Analysis, Research Methodology, Nutrition
Higgins, Julian P. T.; Lane, Peter W.; Anagnostelis, Betsy; Anzures-Cabrera, Judith; Baker, Nigel F.; Cappelleri, Joseph C.; Haughie, Scott; Hollis, Sally; Lewis, Steff C.; Moneuse, Patrick; Whitehead, Anne – Research Synthesis Methods, 2013
Background: Because meta-analyses are increasingly prevalent and cited in the medical literature, it is important that tools are available to assess their methodological quality. When performing an empirical study of the quality of published meta-analyses, we found that existing tools did not place a strong emphasis on statistical and…
Descriptors: Meta Analysis, Research Methodology, Quality Control, Measurement Techniques
Shuster, Jonathan J.; Neu, Josef – Research Synthesis Methods, 2013
Three recent papers have provided sequential methods for meta-analysis of two-treatment randomized clinical trials. This paper provides an alternate approach that has three desirable features. First, when carried out prospectively (i.e., we only have the results up to the time of our current analysis), we do not require knowledge of the…
Descriptors: Meta Analysis, Randomized Controlled Trials, Infants, Effect Size