2004
Effectiveness Over Time of Varicella Vaccine
Vázquez M, LaRussa PS, Gershon AA, Niccolai LM, Muehlenbein CE, Steinberg SP, Shapiro ED. Effectiveness Over Time of Varicella Vaccine. JAMA 2004, 291: 851-855. PMID: 14970064, DOI: 10.1001/jama.291.7.851.Peer-Reviewed Original ResearchConceptsTime of vaccinationVaricella vaccineVaccine effectivenessCase subjectsPolymerase chain reaction test resultsVaricella-zoster virus DNACase-control studyReaction test resultsReports of outbreaksFirst yearBreakthrough diseaseImmunized groupsActive surveillancePossible confoundersPediatric practiceVaccinationVaccineVirus DNAMonthsMost casesGroup practiceChickenpoxAgeYear 2Year 1Case-control studies of the effectiveness of vaccines: validity and assessment of potential bias
Shapiro ED. Case-control studies of the effectiveness of vaccines: validity and assessment of potential bias. The Pediatric Infectious Disease Journal 2004, 23: 127-131. PMID: 14872178, DOI: 10.1097/01.inf.0000109248.32907.1d.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, BacterialBacterial CapsulesBiasCase-Control StudiesChild, PreschoolConfidence IntervalsFemaleHaemophilus InfectionsHaemophilus influenzae type bHaemophilus VaccinesHumansImmunityImmunization ScheduleInfantMalePolysaccharides, BacterialProbabilityReference ValuesReproducibility of ResultsSensitivity and SpecificityTreatment OutcomeVaccinationConceptsEffectiveness of vaccinesCase-control studyInvasive Hib infectionsHib vaccinePneumococcal infectionHib infectionsInvasive infectionsHaemophilus influenzae type bInvasive pneumococcal infectionsInfluenzae type bMonths of ageIdentical study designOverall 34Study 74S. pneumoniaeStreptococcus pneumoniaeVaccineInfectionStudy designHibType BPneumoniaeValid methodCasesPotential bias
2001
The Effectiveness of the Varicella Vaccine in Clinical Practice
Vázquez M, LaRussa P, Gershon A, Steinberg S, Freudigman K, Shapiro E. The Effectiveness of the Varicella Vaccine in Clinical Practice. New England Journal Of Medicine 2001, 344: 955-960. PMID: 11274621, DOI: 10.1056/nejm200103293441302.Peer-Reviewed Original ResearchConceptsVaricella-zoster virusVaricella vaccinePolymerase chain reactionMild diseasePediatric practiceClinical practicePositive PCR testCase-control studyConditional logistic regressionPotential casesUnvaccinated childrenPotential confoundersActive surveillanceSevere diseaseChickenpoxDay 3VaccineLogistic regressionPCR testDiseaseChain reactionChildrenResearch assistantsIllnessVirus
2000
Viral strain identification in varicella vaccinees with disseminated rashes
LARUSSA P, STEINBERG S, SHAPIRO E, VAZQUEZ M, GERSHON A. Viral strain identification in varicella vaccinees with disseminated rashes. The Pediatric Infectious Disease Journal 2000, 19: 1037-1039. PMID: 11099082, DOI: 10.1097/00006454-200011000-00002.Peer-Reviewed Original ResearchMeSH KeywordsCase-Control StudiesChickenpox VaccineExanthemaHerpesvirus 3, HumanHumansProspective StudiesVaccinationVirus ActivationConceptsVaricella-zoster virusBreakthrough varicellaVaccine strainVaricella vaccineVaccine-strain varicella-zoster virusWild-type VZV infectionLive attenuated varicella vaccineAttenuated varicella vaccineRecipients of vaccineOka vaccine strainDisseminated rashNatural varicellaVesicular rashPostvaccination periodVZV infectionClinical pictureZosteriform rashGeneralized rashSkin lesionsVaccine virusVaricellaRashZosterVaccineesWild-type virus
1995
Risk Factors for a First Febrile Seizure: A Matched Case‐Control Study
Berg A, Shinnar S, Shapiro E, Salomon M, Crain E, Hauser W. Risk Factors for a First Febrile Seizure: A Matched Case‐Control Study. Epilepsia 1995, 36: 334-341. PMID: 7541745, DOI: 10.1111/j.1528-1157.1995.tb01006.x.Peer-Reviewed Original ResearchConceptsFirst febrile seizureFebrile seizuresCase-control studyUnprovoked seizuresRisk factorsHeight of temperatureIndex visitEmergency departmentSignificant independent risk factorsMatched Case-Control StudyIndependent risk factorAcute illness episodesRoutine pediatric careUse of acetaminophenSignificant inverse associationHospital emergency departmentDate of visitFebrile controlsMaternal smokingUnderlying illnessMultivariable analysisOutpatient clinicIllness characteristicsIllness episodesPerinatal variables
1991
The Protective Efficacy of Polyvalent Pneumococcal Polysaccharide Vaccine
Shapiro E, Berg A, Austrian R, Schroeder D, Parcells V, Margolis A, Adair R, Clemens J. The Protective Efficacy of Polyvalent Pneumococcal Polysaccharide Vaccine. New England Journal Of Medicine 1991, 325: 1453-1460. PMID: 1944423, DOI: 10.1056/nejm199111213252101.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal infectionsPneumococcal polysaccharide vaccinePneumococcal vaccineProtective efficacyPneumococcal infectionCase patientsImmunocompetent patientsPolysaccharide vaccineVaccination historyHospital-based case-control studyPolyvalent pneumococcal polysaccharide vaccineSerious pneumococcal infectionsSite of hospitalizationVaccine protective efficacyPolyvalent pneumococcal vaccineCase-control studyProspective surveillanceRandomized trialsSterile sitesPatientsS. pneumoniaeMedical careStreptococcus pneumoniaeVaccineInfection
1990
Protective efficacy of Haemophilus influenzae type b polysaccharide vaccine.
Shapiro E, Berg A. Protective efficacy of Haemophilus influenzae type b polysaccharide vaccine. Pediatrics 1990, 85: 643-7. PMID: 2179854, DOI: 10.1542/peds.85.4.643.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsType b polysaccharide vaccineH influenzae type b polysaccharide vaccineHaemophilus influenzae type b polysaccharide vaccinePolysaccharide vaccineProtective efficacyMonths of ageVaccine failureInvasive diseaseH influenzae type b.Immunization Practices Advisory CommitteeH influenzae type bVaccine protective efficacyRandomized clinical trialsInfluenzae type bAvailable epidemiologic dataNormal serum concentrationsYears of ageTotal immunoglobulinSerum concentrationsImmune deficiencyClinical trialsEpidemiologic dataHemolytic complementVaccineChildren 18