2023
Performance of an automated deep learning algorithm to identify hepatic steatosis within noncontrast computed tomography scans among people with and without HIV
Torgersen J, Akers S, Huo Y, Terry J, Carr J, Ruutiainen A, Skanderson M, Levin W, Lim J, Taddei T, So‐Armah K, Bhattacharya D, Rentsch C, Shen L, Carr R, Shinohara R, McClain M, Freiberg M, Justice A, Re V. Performance of an automated deep learning algorithm to identify hepatic steatosis within noncontrast computed tomography scans among people with and without HIV. Pharmacoepidemiology And Drug Safety 2023, 32: 1121-1130. PMID: 37276449, PMCID: PMC10527049, DOI: 10.1002/pds.5648.Peer-Reviewed Original ResearchMeSH KeywordsCross-Sectional StudiesDeep LearningFatty LiverHIV InfectionsHumansRetrospective StudiesTomography, X-Ray ComputedConceptsSevere hepatic steatosisHepatic steatosisHIV statusLiver attenuationHounsfield unitsPredictive valueRadiologist assessmentUS Veterans Health AdministrationNoncontrast abdominal CTVeterans Health AdministrationCross-sectional studySample of patientsNegative predictive valueReal-world studyPositive predictive valueAbdominal CTLiver fatTomography scanSteatosisCT imagesHealth AdministrationPharmacoepidemiologic studiesRadiologist reviewHIVPercent agreementUrsodeoxycholic acid is associated with a reduction in SARS‐CoV‐2 infection and reduced severity of COVID‐19 in patients with cirrhosis
John B, Bastaich D, Webb G, Brevini T, Moon A, Ferreira R, Chin A, Kaplan D, Taddei T, Serper M, Mahmud N, Deng Y, Chao H, Sampaziotis F, Dahman B. Ursodeoxycholic acid is associated with a reduction in SARS‐CoV‐2 infection and reduced severity of COVID‐19 in patients with cirrhosis. Journal Of Internal Medicine 2023, 293: 636-647. PMID: 37018129, DOI: 10.1111/joim.13630.Peer-Reviewed Original ResearchMeSH KeywordsCOVID-19HumansLiver CirrhosisLiver Cirrhosis, BiliaryRetrospective StudiesSARS-CoV-2Ursodeoxycholic AcidConceptsSARS-CoV-2 infectionCritical COVID-19Ursodeoxycholic acidPropensity scoreCOVID-19Severe acute respiratory syndrome coronavirus 2Farnesoid X receptor activityAcute respiratory syndrome coronavirus 2Human lungRespiratory syndrome coronavirus 2COVID-19-related deathsRetrospective cohort studyModerate COVID-19Symptomatic COVID-19Multivariable logistic regressionLarge national cohortSyndrome coronavirus 2Coronavirus disease 2019Angiotensin-converting enzymePotential novel targetUDCA useClinical characteristicsCohort studyVaccination statusCoronavirus 2The association between mental illness and all-cause mortality in patients with cirrhosis: a Veterans Affairs retrospective cohort study
Shaffer L, Kaplan D, Taddei T, Mahmud N. The association between mental illness and all-cause mortality in patients with cirrhosis: a Veterans Affairs retrospective cohort study. Hepatology Communications 2023, 7: e0129. PMID: 36996031, PMCID: PMC10069831, DOI: 10.1097/hc9.0000000000000129.Peer-Reviewed Original ResearchConceptsMental health diagnosesAUD/SUDCause mortalityMental health visitsRetrospective cohort studyCohort studyHealth diagnosisHealth visitsSUD diagnosisMental illnessMental health clinic visitsMental health-related diagnosisOutpatient mental health visitsOutpatient mental health careVeterans Health AdministrationHealth-related careHealth-related diagnosesClinical practice changesHealth clinic visitsMental health careClinic visitsClinic utilizationCox regressionPsychiatric comorbiditySubgroup analysisMedications for alcohol use disorder improve survival in patients with hazardous drinking and alcohol-associated cirrhosis
Rabiee A, Mahmud N, Falker C, Garcia-Tsao G, Taddei T, Kaplan D. Medications for alcohol use disorder improve survival in patients with hazardous drinking and alcohol-associated cirrhosis. Hepatology Communications 2023, 7: e0093. PMID: 36972386, PMCID: PMC10043587, DOI: 10.1097/hc9.0000000000000093.Peer-Reviewed Original ResearchMeSH KeywordsAcamprosateAlcohol DeterrentsAlcoholismHumansLiver CirrhosisLiver Cirrhosis, AlcoholicNaltrexoneRetrospective StudiesConceptsAlcohol-associated cirrhosisAlcohol use disorderUse disordersCause mortalityImproved survivalPropensity scoreInpatient diagnosis codesRetrospective cohort studyCox regression analysisActive alcohol useCirrhosis decompensationCohort studyConcurrent diagnosisLiver diseasePotential confoundersDiagnosis codesVeteran outcomesCirrhosis diagnosisStrong negative predictorCirrhosisPatientsHazardous drinkingAlcohol use behaviorsCosts AssociatedAlcohol use
2022
Nonselective beta blockers, hepatic decompensation, and mortality in cirrhosis: A national cohort study
Serper M, Kaplan DE, Taddei TH, Tapper EB, Cohen JB, Mahmud N. Nonselective beta blockers, hepatic decompensation, and mortality in cirrhosis: A national cohort study. Hepatology 2022, 77: 489-500. PMID: 35984731, PMCID: PMC9877112, DOI: 10.1002/hep.32737.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsCarvedilolCohort StudiesHepatitis CHumansLiver CirrhosisRetrospective StudiesViremiaConceptsNonselective beta blockersSelective beta blockersLiver-related mortalityHepatic decompensationBeta blockersCTP classPlatelet countSubgroup analysisLiver disease etiologyLower hazardNational cohort studyNew-user designInverse probability treatmentRoutine clinical settingPrior decompensationViremia statusChild-TurcotteHCV viremiaClinical confoundersComposite outcomeCohort studyPrimary outcomeActive comparatorNational cohortDecompensationThird 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 AdministrationVaccineAbstractTextType of Infection Is Associated with Prognosis in Acute-on-Chronic Liver Failure: A National Veterans Health Administration Study
Mahmud N, Reddy KR, Taddei TH, Kaplan DE. Type of Infection Is Associated with Prognosis in Acute-on-Chronic Liver Failure: A National Veterans Health Administration Study. Digestive Diseases And Sciences 2022, 68: 1632-1640. PMID: 36083379, PMCID: PMC9995592, DOI: 10.1007/s10620-022-07680-9.Peer-Reviewed Original ResearchMeSH KeywordsAcute-On-Chronic Liver FailureHumansLiver CirrhosisPeritonitisPrognosisRetrospective StudiesVeterans HealthConceptsSpontaneous bacterial peritonitisChronic liver failureShort-term mortalityLiver failureHigh short-term mortalityACLF grade 3Retrospective cohort studyUrinary tract infectionMultivariable logistic regressionVeterans Health AdministrationType of infectionInverse probability treatmentLarge national databaseSource of infectionACLF gradeMSK infectionsCohort studyTract infectionsBacterial peritonitisMusculoskeletal infectionsFrequent precipitantInfectious sourceGrade 3Relative oddsHealth AdministrationComparison of infection‐induced and vaccine‐induced immunity against COVID‐19 in patients with cirrhosis
John BV, Doshi A, Ferreira RD, Taddei TH, Kaplan DE, Spector SA, Deng Y, Bastaich D, Dahman B. Comparison of infection‐induced and vaccine‐induced immunity against COVID‐19 in patients with cirrhosis. Hepatology 2022, 77: 186-196. PMID: 35712794, DOI: 10.1002/hep.32619.Peer-Reviewed Original ResearchConceptsPositive SARS-CoV-2 polymerase chain reactionVaccine-induced immunitySARS-CoV-2 infectionInfection-induced immunityImmunity groupsReduced oddsSARS-CoV-2 polymerase chain reactionCOVID-19Retrospective cohort studyCritical COVID-19Multivariable logistic regressionSARS-CoV-2Unvaccinated participantsUnvaccinated patientsFull vaccinationCohort studyCOVID-19 variantsCommunity prevalencePrevious infectionMRNA vaccinesPolymerase chain reactionUS veteransTreatment weightingCirrhosisPropensity scorePostvaccination 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 availabilityPatientsVaccinationVaccineInfectionMortalityDoseMR Imaging Biomarkers for the Prediction of Outcome after Radiofrequency Ablation of Hepatocellular Carcinoma: Qualitative and Quantitative Assessments of the Liver Imaging Reporting and Data System and Radiomic Features
Petukhova-Greenstein A, Zeevi T, Yang J, Chai N, DiDomenico P, Deng Y, Ciarleglio M, Haider SP, Onyiuke I, Malpani R, Lin M, Kucukkaya AS, Gottwald LA, Gebauer B, Revzin M, Onofrey J, Staib L, Gunabushanam G, Taddei T, Chapiro J. MR Imaging Biomarkers for the Prediction of Outcome after Radiofrequency Ablation of Hepatocellular Carcinoma: Qualitative and Quantitative Assessments of the Liver Imaging Reporting and Data System and Radiomic Features. Journal Of Vascular And Interventional Radiology 2022, 33: 814-824.e3. PMID: 35460887, PMCID: PMC9335926, DOI: 10.1016/j.jvir.2022.04.006.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkersCarcinoma, HepatocellularCatheter AblationContrast MediaHumansLiver NeoplasmsMagnetic Resonance ImagingRetrospective StudiesConceptsProgression-free survivalPoor progression-free survivalLiver Imaging ReportingHepatocellular carcinomaMR imaging biomarkersRadiomics signatureRadiofrequency ablationRadiomic featuresImaging biomarkersImaging ReportingFirst follow-up imagingMedian progression-free survivalRF ablationEarly-stage hepatocellular carcinomaPretreatment magnetic resonanceFirst-line treatmentMultifocal hepatocellular carcinomaSelection operator Cox regression modelTherapy-naïve patientsEarly-stage diseaseKaplan-Meier analysisCox regression modelLog-rank testFollow-up imagingPrediction of outcomeOptimization of the BCLC Staging System for Locoregional Therapy for Hepatocellular Carcinoma by Using Quantitative Tumor Burden Imaging Biomarkers at MRI.
Borde T, Nezami N, Laage Gaupp F, Savic LJ, Taddei T, Jaffe A, Strazzabosco M, Lin M, Duran R, Georgiades C, Hong K, Chapiro J. Optimization of the BCLC Staging System for Locoregional Therapy for Hepatocellular Carcinoma by Using Quantitative Tumor Burden Imaging Biomarkers at MRI. Radiology 2022, 304: 228-237. PMID: 35412368, PMCID: PMC9270683, DOI: 10.1148/radiol.212426.Peer-Reviewed Original ResearchConceptsMedian overall survivalAdvanced-stage hepatocellular carcinomaTransarterial chemoembolizationHepatocellular carcinomaBCLC BBCLC COverall survivalTumor burdenBarcelona Clinic Liver Cancer (BCLC) staging systemLiver Cancer staging systemCancer (AJCC) staging systemConventional transarterial chemoembolizationDrug-eluting beadsAllocation of patientsContrast-enhanced MRIBackground PatientsSurvival benefitRetrospective studyStaging systemC tumorsTumor volumePatientsHeterogeneous patientsMonthsChemoembolizationThe Association Between Proton Pump Inhibitor Exposure and Key Liver-Related Outcomes in Patients With Cirrhosis: A Veterans Affairs Cohort Study
Mahmud N, Serper M, Taddei TH, Kaplan DE. The Association Between Proton Pump Inhibitor Exposure and Key Liver-Related Outcomes in Patients With Cirrhosis: A Veterans Affairs Cohort Study. Gastroenterology 2022, 163: 257-269.e6. PMID: 35398042, PMCID: PMC10020994, DOI: 10.1053/j.gastro.2022.03.052.Peer-Reviewed Original ResearchMeSH KeywordsCohort StudiesGastrointestinal HemorrhageHumansLiver CirrhosisProton Pump InhibitorsRetrospective StudiesRisk FactorsVeteransConceptsLiver-related mortalityPPI exposureGastrointestinal bleedingCause mortalityProton pump inhibitor exposurePrior gastrointestinal bleedingTime-updated variablesCause-specific mortality analysesLarge national cohortVeterans Health AdministrationRisk of infectionCardiovascular comorbiditiesPPI useCohort studyStatin exposureCox regressionRetrospective studyAdverse outcomesAppropriate indicationsNational cohortInhibitor exposureSevere infectionsCirrhosis diagnosisAdditional adjustmentAdjusted modelStatin exposure is associated with reduced development of acute-on-chronic liver failure in a Veterans Affairs cohort
Mahmud N, Chapin S, Goldberg DS, Reddy KR, Taddei TH, Kaplan DE. Statin exposure is associated with reduced development of acute-on-chronic liver failure in a Veterans Affairs cohort. Journal Of Hepatology 2022, 76: 1100-1108. PMID: 35066085, PMCID: PMC9018495, DOI: 10.1016/j.jhep.2021.12.034.Peer-Reviewed Original ResearchMeSH KeywordsAcute-On-Chronic Liver FailureCohort StudiesHumansHydroxymethylglutaryl-CoA Reductase InhibitorsLiver CirrhosisPrognosisRetrospective StudiesVeteransConceptsChronic liver failureStatin exposureLiver failureStatin useCohort studyChronic liver failure developmentInverse probability treatment weightingProportional hazards regression modelsDoses of statinsVeterans Affairs cohortRetrospective cohort studyChronic liver diseaseHazards regression modelsLarge national cohortVeterans Health AdministrationNumerous beneficial effectsMarginal structural modelsMedian followStatin therapyLiver diseaseNational cohortACLFTreatment weightingCirrhosisPatients
2021
Evaluation Within 30 Days of Referral for Liver Transplantation is Associated with Reduced Mortality: A Multicenter Analysis of Patients Referred Within the VA Health System
John BV, Schwartz K, Scheinberg AR, Dahman B, Spector S, Deng Y, Goldberg D, Martin P, Taddei TH, Kaplan DE. Evaluation Within 30 Days of Referral for Liver Transplantation is Associated with Reduced Mortality: A Multicenter Analysis of Patients Referred Within the VA Health System. Transplantation 2021, 106: 72-84. PMID: 33587434, PMCID: PMC8239056, DOI: 10.1097/tp.0000000000003615.Peer-Reviewed Original ResearchMeSH KeywordsHumansLiver TransplantationProportional Hazards ModelsReferral and ConsultationRetrospective StudiesUnited StatesWaiting ListsConceptsLiver transplantationTransplant centersPretransplant mortalityMultivariable Cox hazard modelTransplant evaluation processSuccessful liver transplantationMulticenter retrospective studyEvaluation of patientsVA health systemDays of referralCox hazard modelPosttransplant deathTransplant evaluationPosttransplant mortalityHigher MELDMulticenter analysisRetrospective studyList dropoutReduced mortalityHazards modelPatientsTransplantationReferralHealth systemMortalityAssociation 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 ageHepatocellular Carcinoma
Jain A, Mazer B, Deng Y, Ciarleglio M, Jain D, Taddei T, Zhang X. Hepatocellular Carcinoma. American Journal Of Clinical Pathology 2021, 157: 305-313. PMID: 34542582, DOI: 10.1093/ajcp/aqab125.Peer-Reviewed Original ResearchConceptsAnaplastic tumor cellsHepatocellular carcinomaNoncirrhotic liverVascular invasionHistologic patternCirrhotic liverTumor cellsClear cell subtypePathogenesis of HCCHigh histologic gradeLarger tumor sizeHigher tumor stageHigh tumor gradeHigh rateHepatitis BHepatitis CLiver diseaseTumor sizeHistologic gradeTumor stageTumor gradePathologic differencesHCC casesRetrospective analysisPathology archivesInpatient Gastroenterology Consultation and Outcomes of Cirrhosis-Related Hospitalizations in Two Large National Cohorts
Serper M, Kaplan DE, Lin M, Taddei TH, Parikh ND, Werner RM, Tapper EB. Inpatient Gastroenterology Consultation and Outcomes of Cirrhosis-Related Hospitalizations in Two Large National Cohorts. Digestive Diseases And Sciences 2021, 67: 2094-2104. PMID: 34374917, PMCID: PMC10849043, DOI: 10.1007/s10620-021-07150-8.Peer-Reviewed Original ResearchConceptsLength of stayPropensity-matched analysisNational cohortSpecialty careHigher LOSAlcohol-associated hepatitisCirrhosis-related admissionsOutcome of cirrhosisSpontaneous bacterial peritonitisLarge national cohortCirrhosis complicationsHepatology consultationVA cohortIndex admissionGastroenterology consultationClinical characteristicsBacterial peritonitisLiver diseaseReadmission riskICD9/10 codesRisk regressionInpatient consultationsPatientsLower mortalityDisease severityMale Sex Is Associated With Higher Rates of Liver‐Related Mortality in Primary Biliary Cholangitis and Cirrhosis
John BV, Aitcheson G, Schwartz KB, Khakoo NS, Dahman B, Deng Y, Goldberg D, Martin P, Taddei T, Levy C, Kaplan DE. Male Sex Is Associated With Higher Rates of Liver‐Related Mortality in Primary Biliary Cholangitis and Cirrhosis. Hepatology 2021, 74: 879-891. PMID: 33636012, DOI: 10.1002/hep.31776.Peer-Reviewed Original ResearchConceptsPrimary biliary cholangitisLiver-related deathHepatocellular carcinomaBiliary cholangitisMale sexTime-updated Cox proportional hazards modelsCox proportional hazards modelUrsodeoxycholic acid responseLiver-related mortalityHigher unadjusted ratesRisk of deathVeterans Health AdministrationProportional hazards modelAssociation of sexImpact of sexPBC cirrhosisMale patientsUnadjusted ratesWorse outcomesTotal bilirubinCirrhosisLarge cohortHigh riskHazards modelTransplantationProtease inhibitor-based direct-acting antivirals are associated with increased risk of aminotransferase elevations but not hepatic dysfunction or decompensation
Torgersen J, Newcomb CW, Carbonari DM, Rentsch CT, Park LS, Mezochow A, Mehta RL, Buchwalder L, Tate JP, Bräu N, Bhattacharya D, Lim JK, Taddei TH, Justice AC, Lo Re V. Protease inhibitor-based direct-acting antivirals are associated with increased risk of aminotransferase elevations but not hepatic dysfunction or decompensation. Journal Of Hepatology 2021, 75: 1312-1322. PMID: 34333102, PMCID: PMC8604762, DOI: 10.1016/j.jhep.2021.07.021.Peer-Reviewed Original ResearchConceptsSevere hepatic dysfunctionBaseline FIB-4Acute liver injuryHepatic dysfunctionInhibitor-based treatmentHepatic decompensationFIB-4Liver injuryHigh riskDAA therapyHazard ratioAdvanced liver fibrosis/cirrhosisRisk of ALIProtease inhibitor-based regimensProtease inhibitor-based treatmentLiver fibrosis/cirrhosisInhibitor-based regimensHepatitis C infectionSevere liver dysfunctionFibrosis/cirrhosisInhibitor-based therapyAminotransferase elevationChronic HCVALT elevationC infectionThe effect of chronic viral hepatitis on prognostic value of inflammatory biomarkers in hepatocellular carcinoma
Sellers CM, Uhlig J, Ludwig JM, Pollak JS, Taddei TH, Stein SM, Lim JK, Kim HS. The effect of chronic viral hepatitis on prognostic value of inflammatory biomarkers in hepatocellular carcinoma. Cancer Medicine 2021, 10: 5395-5404. PMID: 34318618, PMCID: PMC8366096, DOI: 10.1002/cam4.3573.Peer-Reviewed Original ResearchConceptsChronic viral hepatitisViral hepatitisHepatocellular carcinomaMultivariable analysisMedian OSNLR groupHepatitis CKaplan-Meier overall survival curvesCox hazard proportional modelHigher median OSLow baseline NLROverall survival curvesTertiary care institutionBaseline NLRDecreased OSNonviral hepatitisHigh NLRInflammatory biomarkersLow NLRMultivariable adjustmentOverall survivalLymphocyte ratioPrognostic valueRetrospective studyPrognostic relevance