טוען...
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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| Main Authors: | , , , , , , , |
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| פורמט: | Artigo |
| שפה: | Inglês |
| יצא לאור: |
2007
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| נושאים: | |
| גישה מקוונת: | 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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