Estimating Vaccine Efficacy Against Transmission via Effect on Viral Load
Kennedy-Shaffer L, Kahn R, Lipsitch M. Estimating Vaccine Efficacy Against Transmission via Effect on Viral Load. Epidemiology 2021, 32: 820-828. PMID: 34469363, PMCID: PMC8478108, DOI: 10.1097/ede.0000000000001415.Peer-Reviewed Original ResearchConceptsViral load measurementsVaccine efficacyViral loadMeasure of vaccine efficacyRandomized controlled trialsEstimates of vaccine efficacyVirological testingAsymptomatic infectionVaccine effectivenessSevere diseaseControlled trialsViral variantsSARS-CoV-2Estimate efficacyEfficacySARS-CoV-2 pandemicVaccineLoad measurementsInfectionVirus transmission