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Increasing Levels of Restriction in Pharmacoepidemiologic Database Studies of Elderly and Comparison With Randomized Trial Results

BACKGROUND: The goal of restricting study populations is to make patients more homogeneous regarding potential confounding factors and treatment effects and thereby achieve less biased effect estimates. OBJECTIVES: This article describes increasing levels of restrictions for use in pharmacoepidemiol...

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Библиографические подробности
Главные авторы: Schneeweiss, Sebastian, Patrick, Amanda R., Stürmer, Til, Brookhart, M. Alan, Avorn, Jerry, Maclure, Malcolm, Rothman, Kenneth J., Glynn, Robert J.
Формат: Artigo
Язык:Inglês
Опубликовано: 2007
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Online-ссылка:https://ncbi.nlm.nih.gov/pmc/articles/PMC2905666/
https://ncbi.nlm.nih.gov/pubmed/17909372
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1097/MLR.0b013e318070c08e
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