Featured Publications
Association Between the Decline in Pneumococcal Disease in Unimmunized Adults and Vaccine-Derived Protection Against Colonization in Toddlers and Preschool-Aged Children
Weinberger DM, Pitzer VE, Regev-Yochay G, Givon-Lavi N, Dagan R. Association Between the Decline in Pneumococcal Disease in Unimmunized Adults and Vaccine-Derived Protection Against Colonization in Toddlers and Preschool-Aged Children. American Journal Of Epidemiology 2018, 188: 160-168. PMID: 30462150, PMCID: PMC6321804, DOI: 10.1093/aje/kwy219.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseUnimmunized adultsPneumococcal diseaseVaccine-associated immunityVaccine-derived protectionVaccine-targeted serotypesNationwide surveillance studyPrevalence of colonizationUnvaccinated adultsPneumococcal carriagePreschool aged childrenVaccine uptakeColonization prevalenceGroup of childrenVaccination coverageEmergency departmentSurveillance studyDisease ratesTrajectory of declineAge rangeAdultsAged childrenChildrenSerotypesVaccine
2023
Persistence of Pneumococcal Carriage among Older Adults in the Community despite COVID-19 Mitigation Measures
Wyllie A, Mbodj S, Thammavongsa D, Hislop M, Yolda-Carr D, Waghela P, Nakahata M, Stahlfeld A, Vega N, York A, Allicock O, Wilkins G, Ouyang A, Siqueiros L, Strong Y, Anastasio K, Alexander-Parrish R, Arguedas A, Gessner B, Weinberger D. Persistence of Pneumococcal Carriage among Older Adults in the Community despite COVID-19 Mitigation Measures. Microbiology Spectrum 2023, 11: e04879-22. PMID: 37036377, PMCID: PMC10269788, DOI: 10.1128/spectrum.04879-22.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseasePneumococcal diseaseSchool-aged childrenOlder adultsPneumococcal carriageSaliva samplesCOVID-19 pandemicRate of carriageCOVID-19-related disruptionsUpper respiratory tractRegular contactNew Haven areaFirst yearCarriage prevalencePre-pandemic levelsMedical historyRespiratory tractHigh prevalenceStreptococcus pneumoniaeCOVID-19 mitigation measuresStudy participantsPneumococciPrevalenceDiseaseCarriageThe COVID-19 pandemic as an opportunity for unravelling the causative association between respiratory viruses and pneumococcus-associated disease in young children: a prospective study
Dagan R, van der Beek B, Ben-Shimol S, Greenberg D, Shemer-Avni Y, Weinberger D, Danino D. The COVID-19 pandemic as an opportunity for unravelling the causative association between respiratory viruses and pneumococcus-associated disease in young children: a prospective study. EBioMedicine 2023, 90: 104493. PMID: 36857965, PMCID: PMC9970381, DOI: 10.1016/j.ebiom.2023.104493.Peer-Reviewed Original ResearchConceptsCommunity-acquired alveolar pneumoniaLower respiratory infectionsRespiratory syncytial virusInvasive pneumococcal diseaseHuman metapneumovirusDisease endpointsPneumococcal diseaseRespiratory virusesProspective studyNasopharyngeal pneumococcal carriagePneumococcal bacteremic pneumoniaProspective surveillance programRespiratory virus activityCommon respiratory virusesPneumococcal carriage prevalenceBurden of diseaseDifferent clinical endpointsYoung childrenCOVID-19 pandemicProportion of testsAlveolar pneumoniaBacteremic pneumoniaPneumococcal carriageRespiratory infectionsCarriage prevalence
2022
Predicting vaccine effectiveness against invasive pneumococcal disease in children using immunogenicity data
Ryman J, Weaver J, Hu T, Weinberger D, Yee K, Sachs J. Predicting vaccine effectiveness against invasive pneumococcal disease in children using immunogenicity data. Npj Vaccines 2022, 7: 140. PMID: 36344529, PMCID: PMC9640717, DOI: 10.1038/s41541-022-00538-1.Peer-Reviewed Original ResearchPneumococcal conjugate vaccineSerotype-specific IgG concentrationsInvasive pneumococcal diseaseVaccine effectivenessIgG concentrationsPneumococcal diseaseImmune responseAntibody concentrationsProtective antibody concentrationsNext-generation vaccinesPCV13 recipientsConjugate vaccineImmunogenicity dataPCV7PCV13SerotypesVaccineDiseasePlaceboImmunogenicityRecipients
2021
Decline in Pneumococcal Disease in Young Children During the Coronavirus Disease 2019 (COVID-19) Pandemic in Israel Associated With Suppression of Seasonal Respiratory Viruses, Despite Persistent Pneumococcal Carriage: A Prospective Cohort Study
Danino D, Ben-Shimol S, Van Der Beek BA, Givon-Lavi N, Avni YS, Greenberg D, Weinberger DM, Dagan R. Decline in Pneumococcal Disease in Young Children During the Coronavirus Disease 2019 (COVID-19) Pandemic in Israel Associated With Suppression of Seasonal Respiratory Viruses, Despite Persistent Pneumococcal Carriage: A Prospective Cohort Study. Clinical Infectious Diseases 2021, 75: e1154-e1164. PMID: 34904635, PMCID: PMC8754767, DOI: 10.1093/cid/ciab1014.Peer-Reviewed Original ResearchConceptsCommunity-acquired alveolar pneumoniaInvasive pneumococcal diseasePneumococcal carriagePneumococcal diseaseRespiratory virusesSurveillance projectCOVID-19 pandemicBacteremic pneumococcal pneumoniaNasopharyngeal pneumococcal carriageSpecific respiratory virusesSARS-CoV-2 casesFirst SARS-CoV-2 caseLower respiratory infectionsProspective cohort studyPneumococcal carriage prevalencePneumococcal serotype distributionRespiratory syncytial virusSeasonal respiratory virusesRespiratory virus detectionChest X-rayDensity of colonizationAlveolar pneumoniaPneumococcal pneumoniaCohort studyRespiratory infections1321. Acquisition and Transmission of Streptococcus pneumoniae in Individuals Over the Age of 60 Years Residing in New Haven, CT, USA
Wyllie A, Mbodj S, Yolda-Carr D, Thammavongsa D, Waghela P, Nakahata M, Vega N, York A, Allicock O, Alexander-Parrish R, Arguedas A, Gessner B, Weinberger D, Hislop M. 1321. Acquisition and Transmission of Streptococcus pneumoniae in Individuals Over the Age of 60 Years Residing in New Haven, CT, USA. Open Forum Infectious Diseases 2021, 8: 749-749. PMCID: PMC8689704, DOI: 10.1093/ofid/ofab466.1513.Peer-Reviewed Original ResearchPneumococcal carriageSaliva samplesOlder adultsPreventative public health measuresPneumococcal conjugate vaccineNew Haven areaPublic health measuresPneumococcal acquisitionPneumococcal diseaseConjugate vaccinePneumococcal transmissionStudy enrollmentMedical historyImportant burdenDemonstrate evidenceStreptococcus pneumoniaeHealth measuresMultiple timepointsTime pointsWeeksAdultsCOVID-19 pandemicAgeHigh ratePneumococci
2015
Association Between Local Pediatric Vaccination Rates and Patterns of Pneumococcal Disease in Adults
Pingali SC, Warren JL, Mead AM, Sharova N, Petit S, Weinberger DM. Association Between Local Pediatric Vaccination Rates and Patterns of Pneumococcal Disease in Adults. The Journal Of Infectious Diseases 2015, 213: 509-515. PMID: 26310307, PMCID: PMC4721904, DOI: 10.1093/infdis/jiv431.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseasePneumococcal diseaseIPD casesPopulation-based surveillance systemZip code level dataAdult IPD casesDoses of PCV7Effectiveness of PCVsPediatric vaccination ratesVaccination of childrenState immunization registryZip codesLogistic regression modelsPCV7 serotypesHigher proportionVaccination ratesImmunization registryDisease patternsDiseaseAdultsPCV7PCVSerotypesChildrenDosesAssociation between Respiratory Syncytial Virus Activity and Pneumococcal Disease in Infants: A Time Series Analysis of US Hospitalization Data
Weinberger DM, Klugman KP, Steiner CA, Simonsen L, Viboud C. Association between Respiratory Syncytial Virus Activity and Pneumococcal Disease in Infants: A Time Series Analysis of US Hospitalization Data. PLOS Medicine 2015, 12: e1001776. PMID: 25562317, PMCID: PMC4285401, DOI: 10.1371/journal.pmed.1001776.Peer-Reviewed Original ResearchConceptsRespiratory syncytial virusPneumococcal pneumoniaRate of hospitalizationPneumococcal diseaseHospitalization dataSeven-valent pneumococcal conjugate vaccineBacterial infectionsRespiratory syncytial virus activityLaboratory-confirmed dataPneumococcal pneumonia hospitalizationsPneumococcal conjugate vaccineIntroduction of PCV7Secondary bacterial infectionState Inpatient DatabasesPoisson regression modelsRSV hospitalizationPCV7 introductionPneumonia hospitalizationsConjugate vaccineInpatient DatabaseSyncytial virusPneumococcal septicemiaPneumonia casesEpidemic timingHospitalization
2013
Using Pneumococcal Carriage Data to Monitor Postvaccination Changes in Invasive Disease
Weinberger DM, Bruden DT, Grant LR, Lipsitch M, O'Brien KL, Pelton SI, Sanders EA, Feikin DR. Using Pneumococcal Carriage Data to Monitor Postvaccination Changes in Invasive Disease. American Journal Of Epidemiology 2013, 178: 1488-1495. PMID: 24013204, PMCID: PMC3813314, DOI: 10.1093/aje/kwt156.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseIPD incidenceCarriage dataProportion of IPDPCV changesNasopharyngeal carriage studyNasopharyngeal pneumococcal carriagePre-PCV7 periodYears of agePCV7 introductionPneumococcal diseaseCarriage prevalenceNonvaccine serotypesPneumococcal carriageVaccine impactInvasive diseaseCarriage studiesHigh-quality surveillance systemsAmerican Indian populationsSerotype dataIncidenceIndian populationMixed effects modelsSerotypesVaccine
2011
Impact of the 2009 Influenza Pandemic on Pneumococcal Pneumonia Hospitalizations in the United States
Weinberger DM, Simonsen L, Jordan R, Steiner C, Miller M, Viboud C. Impact of the 2009 Influenza Pandemic on Pneumococcal Pneumonia Hospitalizations in the United States. The Journal Of Infectious Diseases 2011, 205: 458-465. PMID: 22158564, PMCID: PMC3276240, DOI: 10.1093/infdis/jir749.Peer-Reviewed Original ResearchConceptsPneumococcal pneumonia hospitalizationsInfluenza pandemicPneumonia hospitalizationsPneumococcal diseaseInfluenza activityCause-specific hospitalizationsPandemic influenza activityPneumonia hospitalization ratesH1N1 influenza pandemicState Inpatient DatabasesLow baseline levelsHospitalization ratesInpatient DatabaseWeekly ageHospitalizationHealthcare costsExcess diseaseLargest absolute increaseBaseline levelsAge groupsInfluenza virusAbsolute increaseInfluenza waveDiseaseSignificant increaseSerotype replacement in disease after pneumococcal vaccination
Weinberger DM, Malley R, Lipsitch M. Serotype replacement in disease after pneumococcal vaccination. The Lancet 2011, 378: 1962-1973. PMID: 21492929, PMCID: PMC3256741, DOI: 10.1016/s0140-6736(10)62225-8.Peer-Reviewed Original ResearchConceptsNon-vaccine serotypesSerotype replacementPneumococcal diseaseHeptavalent pneumococcal conjugate vaccinePneumococcal conjugate vaccineImportant public health benefitsBenefits of vaccinationPublic health benefitsDisease surveillance systemsNVT carriagePneumococcal vaccinationSurveillance biasesConjugate vaccineVaccine serotypesCarriage prevalencePneumococcal serotypesAsymptomatic carriersCarriage dataDiseaseVaccinationHealth benefitsLow invasivenessPrevalenceSerotypesCarriage
2010
Association of Serotype with Risk of Death Due to Pneumococcal Pneumonia: A Meta-Analysis
Weinberger DM, Harboe ZB, Sanders EA, Ndiritu M, Klugman KP, Rückinger S, Dagan R, Adegbola R, Cutts F, Johnson HL, O'Brien KL, Scott JA, Lipsitch M. Association of Serotype with Risk of Death Due to Pneumococcal Pneumonia: A Meta-Analysis. Clinical Infectious Diseases 2010, 51: 692-699. PMID: 20715907, PMCID: PMC2927802, DOI: 10.1086/655828.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseRisk of deathCarriage prevalenceHost factorsAssociation of serotypesLower comorbidity scorePooled effect estimatesStudy-specific estimatesNasopharyngeal carriage prevalenceCase fatality ratioSerotype-specific dataHigher carriage prevalenceRandom-effects methodBacteremic pneumoniaPooled RRComorbidity scorePneumococcal pneumoniaPneumococcal diseaseMeningitis patientsDisease outcomePotential confoundingPneumoniaSerotype 14Epidemiologic measuresMeta-Analysis