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Influenza Vaccination in Patients with Diabetes: Exploration of the Healthy User in Pharmacoepidemiology StudiesDownload
Pharmacoepidemiologic studies of preventive medications or therapies are prone to the healthy user bias, as patients who are prescribed and adhere to preventive medications/therapies are likely different than patients not receiving these medications in multiple aspects of their lives. These...
Drug Exposure Definition and Healthy User Bias Impacts on the Evaluation of Oral Anti Hyperglycemic TherapiesDownload
Accurate estimation of medication use is an essential component of any pharmacoepidemiological research as exposure misclassification will threaten study validity and lead to spurious associations. Many pharmacoepidemiological studies use simple definitions, such as the categorical “any versus no...