Challenges in Estimating the Effectiveness of COVID-19 Vaccination Using Observational Data
Hulme W, Williamson E, Horne E, Green A, McDonald H, Walker A, Curtis H, Morton C, MacKenna B, Croker R, Mehrkar A, Bacon S, Evans D, Inglesby P, Davy S, Bhaskaran K, Schultze A, Rentsch C, Tomlinson L, Douglas I, Evans S, Smeeth L, Palmer T, Goldacre B, Hernán M, Sterne J. Challenges in Estimating the Effectiveness of COVID-19 Vaccination Using Observational Data. Annals Of Internal Medicine 2023, 176: m21-4269. PMID: 37126810, PMCID: PMC10152408, DOI: 10.7326/m21-4269.Peer-Reviewed Original ResearchConceptsCOVID-19 vaccineRandomized trialsObservational studyCOVID-19 vaccinationDuration of protectionBooster vaccinationFirst doseTrial emulationNew virus variantsVaccinated personsEligible personsVaccine rolloutVaccinationTarget trialsVirus variantsTrialsVaccineTime-varying variablesBaselineRobust evidenceSingle trial approachRapid uptakePersonsConfoundersDose
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