Core concepts in pharmacoepidemiology: Confounding by indication and the role of active comparators
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DOI: 10.1002/pds.5407
Abstract: Confounding by indication poses a significant threat to the validity of nonexperimental studies assessing effectiveness and safety of medical interventions. While no different from other forms of confounding in theory, confounding by indication often requires… read more here.
Keywords: confounding indication; active comparators; nonexperimental studies; treatment ... See more keywords