2022
Third dose of COVID-19 mRNA vaccine appears to overcome vaccine hyporesponsiveness in patients with cirrhosis
John BV, Ferreira RD, Doshi A, Kaplan DE, Taddei TH, Spector SA, Paulus E, Deng Y, Bastaich D, Dahman B. Third dose of COVID-19 mRNA vaccine appears to overcome vaccine hyporesponsiveness in patients with cirrhosis. Journal Of Hepatology 2022, 77: 1349-1358. PMID: 36181987, PMCID: PMC9519143, DOI: 10.1016/j.jhep.2022.07.036.Peer-Reviewed Original ResearchMeSH KeywordsBNT162 VaccineCOVID-19COVID-19 VaccinesHumansLiver CirrhosisMRNA VaccinesRetrospective StudiesSARS-CoV-2VaccinesVaccines, SyntheticConceptsCOVID-19 mRNA vaccinesCritical COVID-19COVID-19-related deathsThird doseMRNA vaccinesCOVID-19Propensity-matched control groupRetrospective cohort studyModerate COVID-19Symptomatic COVID-19Veterans Health AdministrationBNT-162b2BNT162b2 mRNAModerna mRNACohort studyImmune dysregulationCirrhosisSimilar riskGeneral populationMagnitude of reductionPatientsControl groupHealth AdministrationVaccineAbstractTextCOVID-19 vaccine effectiveness and community prevalence of Alpha, Delta and Omicron variants in patients with cirrhosis
John B, Bastaich D, Ferreira R, Doshi A, Taddei T, Kaplan D, Spector S, Deng Y, Dahman B. COVID-19 vaccine effectiveness and community prevalence of Alpha, Delta and Omicron variants in patients with cirrhosis. Gut 2022, 72: 1800-1802. PMID: 36562753, DOI: 10.1136/gutjnl-2022-327799.Peer-Reviewed Original ResearchPostvaccination COVID‐19 infection is associated with reduced mortality in patients with cirrhosis
John BV, Deng Y, Schwartz KB, Taddei TH, Kaplan DE, Martin P, Chao H, Dahman B. Postvaccination COVID‐19 infection is associated with reduced mortality in patients with cirrhosis. Hepatology 2022, 76: 126-138. PMID: 35023206, PMCID: PMC9015228, DOI: 10.1002/hep.32337.Peer-Reviewed Original ResearchMeSH KeywordsBNT162 VaccineCOVID-19COVID-19 VaccinesHumansLiver CirrhosisRetrospective StudiesRNA, MessengerConceptsCOVID-19 infectionCOVID-19Breakthrough COVID-19 infectionsBreakthrough COVID-19Propensity-matched cohortRetrospective cohort studyCOVID-19 patientsPfizer BNT162b2Unvaccinated participantsFull vaccinationCohort studyFirst dosePartial vaccinationMultivariable analysisSecond doseUS veteransCirrhosisReduced riskVaccine availabilityPatientsVaccinationVaccineInfectionMortalityDoseEffectiveness of COVID-19 Viral Vector Ad.26.COV2.S Vaccine and Comparison with mRNA Vaccines in Cirrhosis
John BV, Barritt A, Moon A, Taddei TH, Kaplan DE, Dahman B, , Doshi A, Deng Y, Mansour N, Ioannou G, Martin P, Chao H. Effectiveness of COVID-19 Viral Vector Ad.26.COV2.S Vaccine and Comparison with mRNA Vaccines in Cirrhosis. Clinical Gastroenterology And Hepatology 2022, 20: 2405-2408.e3. PMID: 35716904, PMCID: PMC9212810, DOI: 10.1016/j.cgh.2022.05.038.Peer-Reviewed Original Research
2021
Coronavirus Disease 2019 Vaccination Is Associated With Reduced Severe Acute Respiratory Syndrome Coronavirus 2 Infection and Death in Liver Transplant Recipients
John BV, Deng Y, Khakoo NS, Taddei TH, Kaplan DE, Dahman B. Coronavirus Disease 2019 Vaccination Is Associated With Reduced Severe Acute Respiratory Syndrome Coronavirus 2 Infection and Death in Liver Transplant Recipients. Gastroenterology 2021, 162: 645-647.e2. PMID: 34758352, PMCID: PMC8572555, DOI: 10.1053/j.gastro.2021.11.001.Peer-Reviewed Original ResearchConceptsAcute respiratory syndrome coronavirus 2 infectionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionSyndrome coronavirus 2 infectionCoronavirus disease 2019 (COVID-19) vaccinationCoronavirus 2 infectionLiver transplant recipientsTransplant recipientsVaccinationInfectionRecipientsAssociation of BNT162b2 mRNA and mRNA-1273 Vaccines With COVID-19 Infection and Hospitalization Among Patients With Cirrhosis
John BV, Deng Y, Scheinberg A, Mahmud N, Taddei TH, Kaplan D, Labrada M, Baracco G, Dahman B. Association of BNT162b2 mRNA and mRNA-1273 Vaccines With COVID-19 Infection and Hospitalization Among Patients With Cirrhosis. JAMA Internal Medicine 2021, 181: 1306-1314. PMID: 34254978, PMCID: PMC8278308, DOI: 10.1001/jamainternmed.2021.4325.Peer-Reviewed Original ResearchConceptsCOVID-19 infectionCOVID-19-related hospitalizationBNT162b2 mRNAFirst doseCohort studySecond doseMRNA vaccinesClinical trialsControl groupPropensity-matched control groupPhase 3 clinical trialsCOVID-19 mRNA vaccinesAssociation of vaccinationRetrospective cohort studyUS veteran populationAssociation of receiptVeterans Health AdministrationCoronavirus disease 2019COVID-19 hospitalizationMRNA vaccine administrationCOVID-19Vaccine recipientsImmune dysregulationModerna mRNAMedian age