Methodological issues in design and analysis of a matched case–control study of a vaccine's effectiveness
Niccolai LM, Ogden LG, Muehlenbein CE, Dziura JD, Vázquez M, Shapiro ED. Methodological issues in design and analysis of a matched case–control study of a vaccine's effectiveness. Journal Of Clinical Epidemiology 2007, 60: 1127-1131. PMID: 17938054, PMCID: PMC2096633, DOI: 10.1016/j.jclinepi.2007.02.009.Peer-Reviewed Original ResearchConceptsCase-control studyTime of vaccinationConditional logistic regression modelsPrelicensure clinical trialsLogistic regression modelsVaricella vaccineVaccine effectivenessVaccine efficacyClinical trialsVaccinationVaccineStudy designRegression modelsEfficacyAgeEffect of timeMethodological issuesTrials