G
G. D. Williamson
Researcher at Centers for Disease Control and Prevention
Publications - 2
Citations - 17809
G. D. Williamson is an academic researcher from Centers for Disease Control and Prevention. The author has contributed to research in topics: Observational study & Checklist. The author has an hindex of 2, co-authored 2 publications receiving 15247 citations.
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Journal ArticleDOI
Meta-analysis of observational studies in epidemiology - A proposal for reporting
Donna F. Stroup,Jesse A. Berlin,Sally C. Morton,Ingram Olkin,G. D. Williamson,Drummond Rennie,Drummond Rennie,David Moher,Betsy Jane Becker,Theresa Ann Sipe,Stephen B. Thacker +10 more
TL;DR: A checklist contains specifications for reporting of meta-analyses of observational studies in epidemiology, including background, search strategy, methods, results, discussion, and conclusion should improve the usefulness ofMeta-an analyses for authors, reviewers, editors, readers, and decision makers.
Journal ArticleDOI
Comparison of Effect Estimates from a Meta-Analysis of Summary Data from Published Studies and from a Meta-Analysis Using Individual Patient Data for Ovarian Cancer Studies
Karen K. Steinberg,S J Smith,Donna F. Stroup,Ingram Olkin,Nancy C. Lee,G. D. Williamson,Stephen B. Thacker +6 more
TL;DR: To determine the relative merits of two quantitative methods used to estimate the summary effects of observational studies, the authors compared two methods of meta-analysis that quantified the relation between oral contraceptive use and the risk for ovarian cancer.