2019
Limited indirect effects of an infant pneumococcal vaccination program in an aging population
van der Linden M, Imöhl M, Perniciaro S. Limited indirect effects of an infant pneumococcal vaccination program in an aging population. PLOS ONE 2019, 14: e0220453. PMID: 31369597, PMCID: PMC6675109, DOI: 10.1371/journal.pone.0220453.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseSerotype 3 invasive pneumococcal diseaseHerd protection effectsIPD casesAge groupsPCV13-type invasive pneumococcal diseaseAdult invasive pneumococcal diseaseAdult pneumococcal vaccinationPneumococcal vaccination programAdults 60 yearsVaccine serotypes 4Years of ageAdult age groupsIndirect protection effectPneumococcal vaccinationPneumococcal diseasePolysaccharide vaccineVaccine recommendationsChildhood vaccinationVaccination programVaccine formulationsAdult coverageAdults 60Protection effectSerotype 4Regional variations in serotype distribution and vaccination status in children under six years of age with invasive pneumococcal disease in Germany
Perniciaro S, Imöhl M, Fitzner C, van der Linden M. Regional variations in serotype distribution and vaccination status in children under six years of age with invasive pneumococcal disease in Germany. PLOS ONE 2019, 14: e0210278. PMID: 30625215, PMCID: PMC6326516, DOI: 10.1371/journal.pone.0210278.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseVaccine-type invasive pneumococcal diseaseVT invasive pneumococcal diseaseUnvaccinated childrenSerotype distributionPneumococcal diseaseVaccination statusHigher oddsChildhood invasive pneumococcal diseaseDifferent serotype distributionSerotype of infectionVaccine-type serotypesNon-vaccine serotypesDose of vaccineYears of agePCV10 groupPCV13 groupPCV7 groupVaccine recommendationsAdministration scheduleContinued surveillanceProtective effectParticular serotypeInfectionSignificant predictors
2016
Effectiveness of Pneumococcal Conjugate Vaccines (PCV7 and PCV13) against Invasive Pneumococcal Disease among Children under Two Years of Age in Germany
van der Linden M, Falkenhorst G, Perniciaro S, Fitzner C, Imöhl M. Effectiveness of Pneumococcal Conjugate Vaccines (PCV7 and PCV13) against Invasive Pneumococcal Disease among Children under Two Years of Age in Germany. PLOS ONE 2016, 11: e0161257. PMID: 27526117, PMCID: PMC4985133, DOI: 10.1371/journal.pone.0161257.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseasePneumococcal conjugate vaccineAdjusted vaccine effectivenessTimeliness of vaccinationVaccine effectivenessPost boosterConjugate vaccinePneumococcal diseaseVaccine-type invasive pneumococcal diseaseType invasive pneumococcal diseaseIndirect cohort methodOverall vaccine effectivenessPneumococcal conjugate vaccinationSpecific vaccine effectivenessNumber of dosesYears of ageResidual casesTime of infectionConjugate vaccinationPCV13 serotypesPCV7 serotypesFirst doseIPD casesUnvaccinated childrenVaccination status