2024
A Validated Algorithm to Identify Hepatic Decompensation in the Veterans Health Administration Electronic Health Record System
Haque L, Tate J, Chew M, Caniglia E, Taddei T, Re V. A Validated Algorithm to Identify Hepatic Decompensation in the Veterans Health Administration Electronic Health Record System. Pharmacoepidemiology And Drug Safety 2024, 33: e70024. PMID: 39477692, DOI: 10.1002/pds.70024.Peer-Reviewed Original ResearchConceptsVeterans Health Administration dataHealth administrative dataAdministrative dataElectronic health record systemsHealth record systemsInternational Classification of DiseasesCoding algorithmOutpatient International Classification of DiseasesPositive predictive valueClassification of DiseasesHepatic decompensationDiagnosis codesPharmacoepidemiologic researchMedical recordsVeteransRecording systemValidation algorithmAlgorithmChronic liver diseaseDecompensationLiver diseasePredictive valueRecordsDiagnosis
2023
The Association Between Homelessness and Key Liver-Related Outcomes in Veterans With Cirrhosis
Pulaski M, Bittermann T, Taddei T, Kaplan D, Mahmud N. The Association Between Homelessness and Key Liver-Related Outcomes in Veterans With Cirrhosis. The American Journal Of Gastroenterology 2023, 119: 297-305. PMID: 37782293, DOI: 10.14309/ajg.0000000000002535.Peer-Reviewed Original ResearchInverse probability treatmentCause mortalityCohort studyCox regressionHepatocellular carcinomaProbability treatmentVeterans Health Administration patientsLiver-related outcomesTime-updated variablesLiver-related mortalityRetrospective cohort studyCause-specific mortality analysesVeterans Health AdministrationRisk regression modelsCirrhosis decompensationCirrhosis diagnosisPatient outcomesPatientsHomeless patientsHealth AdministrationMortality analysisCirrhosisMortalityDrivers of mortalityDecompensation
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 ResearchConceptsNonselective 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 cohortDecompensation
2021
Rates of decompensation, hepatocellular carcinoma and mortality in AMA‐negative primary biliary cholangitis cirrhosis
John BV, Dahman B, Deng Y, Khakoo NS, Taddei TH, Kaplan DE, Levy C. Rates of decompensation, hepatocellular carcinoma and mortality in AMA‐negative primary biliary cholangitis cirrhosis. Liver International 2021, 42: 384-393. PMID: 34614294, PMCID: PMC8810619, DOI: 10.1111/liv.15079.Peer-Reviewed Original ResearchConceptsLiver-related deathAMA-negative PBCPBC cirrhosisHepatocellular carcinomaMale patientsAMA-positive patientsAMA-positive PBCLiver-related outcomesSimilar unadjusted ratesAnti-mitochondrial antibodiesSimilar ratesNumber of patientsVeterans Health AdministrationRate of decompensationDevelopment of deathUDCA responseOverall deathUnadjusted ratesCirrhosis diagnosisCirrhosisLarge cohortDecompensationPatientsHealth AdministrationNatural historyImpact of Obeticholic acid Exposure on Decompensation and Mortality in Primary Biliary Cholangitis and Cirrhosis
John BV, Schwartz K, Levy C, Dahman B, Deng Y, Martin P, Taddei TH, Kaplan DE. Impact of Obeticholic acid Exposure on Decompensation and Mortality in Primary Biliary Cholangitis and Cirrhosis. Hepatology Communications 2021, 5: 1426-1436. PMID: 34430786, PMCID: PMC8369937, DOI: 10.1002/hep4.1720.Peer-Reviewed Original ResearchPrimary biliary cholangitisLiver-related mortalityHepatic decompensationOCA useOCA usersPBC cirrhosisObeticholic acidPropensity score modelBiliary cholangitisScore modelRetrospective cohort studySerious liver injuryTreatment of patientsEffect of treatmentCohort studyPartial respondersLiver injuryMultivariable analysisPotential confoundersC-statisticUS veteransUrsodeoxycholic acidBaseline riskCirrhosisDecompensationRisk Prediction Models for Postoperative Decompensation and Infection in Patients With Cirrhosis: A Veterans Affairs Cohort Study
Mahmud N, Fricker Z, Lewis JD, Taddei TH, Goldberg DS, Kaplan DE. Risk Prediction Models for Postoperative Decompensation and Infection in Patients With Cirrhosis: A Veterans Affairs Cohort Study. Clinical Gastroenterology And Hepatology 2021, 20: e1121-e1134. PMID: 34246794, PMCID: PMC8741885, DOI: 10.1016/j.cgh.2021.06.050.Peer-Reviewed Original ResearchConceptsLiver diseasePostoperative decompensationPostoperative mortalityPostoperative infectionRisk scoreAlcohol-related liver diseaseEnd-stage liver diseaseMayo risk scoreSurgical risk scoresData of patientsMultivariable logistic regressionVeterans Health AdministrationRange of surgeryRisk prediction modelCirrhosis decompensationPugh scoreChild-TurcottePostoperative complicationsCohort studyPostoperative dayRetrospective studyStratify patientsVeteran outcomesDecompensationExcellent calibrationUrsodeoxycholic Acid Response Is Associated With Reduced Mortality in Primary Biliary Cholangitis With Compensated Cirrhosis
John BV, Khakoo NS, Schwartz KB, Aitchenson G, Levy C, Dahman B, Deng Y, Goldberg DS, Martin P, Kaplan DE, Taddei TH. Ursodeoxycholic Acid Response Is Associated With Reduced Mortality in Primary Biliary Cholangitis With Compensated Cirrhosis. The American Journal Of Gastroenterology 2021, 116: 1913-1923. PMID: 33989225, PMCID: PMC8410631, DOI: 10.14309/ajg.0000000000001280.Peer-Reviewed Original ResearchConceptsLiver-related deathPrimary biliary cholangitisUDCA responseHepatic decompensationHepatocellular carcinomaUrsodeoxycholic acidUDCA respondersPortal hypertensionPartial respondersBiliary cholangitisTime-updated Cox proportional hazards modelsCox proportional hazards modelUrsodeoxycholic acid responseLiver-related mortalityRetrospective cohort studyProportional hazards modelPBC cirrhosisCompensated cirrhosisCohort studyMale patientsClinical benefitUnadjusted ratesCirrhosisReduced mortalityDecompensation
2020
Effects of Metformin Exposure on Survival in a Large National Cohort of Patients With Diabetes and Cirrhosis
Kaplan DE, Serper M, John BV, Tessiatore KM, Lerer R, Mehta R, Fox R, Aytaman A, Baytarian M, Hunt K, Albrecht J, Taddei TH, Group V. Effects of Metformin Exposure on Survival in a Large National Cohort of Patients With Diabetes and Cirrhosis. Clinical Gastroenterology And Hepatology 2020, 19: 2148-2160.e14. PMID: 32798709, DOI: 10.1016/j.cgh.2020.08.026.Peer-Reviewed Original ResearchConceptsDiagnosis of cirrhosisEnzyme inhibitors/angiotensinMetformin exposureHepatic decompensationHepatocellular carcinomaDiabetes mellitusPrognosis of cirrhosisPropensity-matched approachPre-existing diabetesRetrospective cohort studyLarge national cohortVeterans Health AdministrationMarginal structural modelsConcomitant statinCohort studyMultiple medicationsStatin exposureNational cohortCirrhosisPatientsDiabetesDecompensationMetforminConcomitant exposureHealth Administration