Estimation of Influenza Vaccine Effectiveness using Secondary Data: A Cohort Study and Propensity Score-Matched Analysis of Claims Data from Baden-Württemberg
Felix Wicke,Eva Lorenz,Roman Michael Pokora · Das Gesundheitswesen · 2024 · Heft S 3 · S. S205 bis S211
Bibliografische Angaben
Zusammenfassung
Abstract Our objective was to estimate and replicate influenza vaccine effectiveness (VE) for the 2014/2015 influenza season (IS) based on routine data from a German health insurance claims dataset. In addition, we investigated associated methodological aspects. From the AOK Baden-Württemberg, claims data of 2. 64 million insured persons residing in Baden-Württemberg and aged 15 years and older were available for analysis. Based on influenza vaccine-specific reimbursement codes claimed in the vaccination period of 2014, participants were classified as either vaccinated or unvaccinated. Baseline covariates that c…