2018
Enhancing the prediction of acute kidney injury risk after percutaneous coronary intervention using machine learning techniques: A retrospective cohort study
Huang C, Murugiah K, Mahajan S, Li SX, Dhruva SS, Haimovich JS, Wang Y, Schulz WL, Testani JM, Wilson FP, Mena CI, Masoudi FA, Rumsfeld JS, Spertus JA, Mortazavi BJ, Krumholz HM. Enhancing the prediction of acute kidney injury risk after percutaneous coronary intervention using machine learning techniques: A retrospective cohort study. PLOS Medicine 2018, 15: e1002703. PMID: 30481186, PMCID: PMC6258473, DOI: 10.1371/journal.pmed.1002703.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAgedClinical Decision-MakingData MiningDecision Support TechniquesFemaleHumansMachine LearningMaleMiddle AgedPercutaneous Coronary InterventionProtective FactorsRegistriesReproducibility of ResultsRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeConceptsPercutaneous coronary interventionNational Cardiovascular Data RegistryRisk prediction modelAKI eventsAKI riskCoronary interventionAKI modelMean ageCardiology-National Cardiovascular Data RegistryAcute kidney injury riskAKI risk predictionRetrospective cohort studyIdentification of patientsCandidate variablesAvailable candidate variablesCohort studyPCI proceduresPoint of careBrier scoreAmerican CollegeData registryPatientsCalibration slopeInjury riskSame cohort
2016
Reduced Cardiac Index Is Not the Dominant Driver of Renal Dysfunction in Heart Failure
Hanberg JS, Sury K, Wilson FP, Brisco MA, Ahmad T, Maaten J, Broughton JS, Assefa M, Tang WH, Parikh CR, Testani JM. Reduced Cardiac Index Is Not the Dominant Driver of Renal Dysfunction in Heart Failure. Journal Of The American College Of Cardiology 2016, 67: 2199-2208. PMID: 27173030, PMCID: PMC4867078, DOI: 10.1016/j.jacc.2016.02.058.Peer-Reviewed Original ResearchConceptsPulmonary artery catheterizationBlood urea nitrogenCardiac indexRenal functionHeart failureRenal dysfunctionGood renal functionReduced cardiac indexHigher cardiac indexGlomerular filtration rateSignificant inverse correlationMultiple subgroupsMulticenter populationWorse eGFRHF patientsCreatinine ratioArtery catheterizationPatient subgroupsFiltration rateSerial assessmentLinear mixed modelingESCAPE trialPatientsUrea nitrogenDysfunction
2015
Familial dilated cardiomyopathy diagnosis is commonly overlooked at the time of transplant listing
Seidelmann SB, Laur O, Hwa J, Depasquale E, Bellumkonda L, Sugeng L, Pomianowski P, Testani J, Chen M, McKenna W, Jacoby D. Familial dilated cardiomyopathy diagnosis is commonly overlooked at the time of transplant listing. The Journal Of Heart And Lung Transplantation 2015, 35: 474-480. PMID: 26852066, PMCID: PMC5423783, DOI: 10.1016/j.healun.2015.12.002.Peer-Reviewed Original ResearchConceptsEnd-stage heart failureStage heart failureHeart failureUNOS registryEchocardiographic findingsUNOS databaseTeaching hospitalDetailed pedigree analysisVentricular end-diastolic dimensionPanel reactive antibody levelsTertiary care teaching hospitalLarge tertiary teaching hospitalCenter-specific dataAdvanced heart failureEnd-diastolic dimensionOrgan Sharing registryMajority of patientsNon-ischemic DCMTertiary teaching hospitalMitral valve annulusDetailed family historyTransplant listingAdult patientsClinical characteristicsUNOS data
2013
Prevalence and Prognostic Importance of Changes in Renal Function After Mechanical Circulatory Support
Brisco MA, Kimmel SE, Coca SG, Putt ME, Jessup M, Tang WW, Parikh CR, Testani JM. Prevalence and Prognostic Importance of Changes in Renal Function After Mechanical Circulatory Support. Circulation Heart Failure 2013, 7: 68-75. PMID: 24214901, PMCID: PMC4067252, DOI: 10.1161/circheartfailure.113.000507.Peer-Reviewed Original ResearchConceptsMechanical circulatory supportRenal functionCirculatory supportEarly improvementContinuous-flow devicesMechanically Assisted Circulatory SupportLarge multicenter populationSerial creatinine levelsGlomerular filtration rateMajority of patientsMulticenter populationCause mortalityInteragency RegistryAdult patientsCreatinine levelsPrognostic importancePrognostic significanceImproved prognosisFiltration ratePoor survivalSurvival disadvantageEGFRPatientsAdditional researchMechanistic basisCardiac transplantation can be safely performed using selected diabetic donors
Taghavi S, Jayarajan SN, Wilson LM, Komaroff E, Testani JM, Mangi AA. Cardiac transplantation can be safely performed using selected diabetic donors. Journal Of Thoracic And Cardiovascular Surgery 2013, 146: 442-447. PMID: 23490247, PMCID: PMC4067258, DOI: 10.1016/j.jtcvs.2013.02.047.Peer-Reviewed Original ResearchMeSH KeywordsAdultChi-Square DistributionDiabetes MellitusDonor SelectionFemaleHeart TransplantationHumansHypoglycemic AgentsInsulinKaplan-Meier EstimateMaleMiddle AgedMultivariate AnalysisProportional Hazards ModelsRegistriesRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTissue and Organ ProcurementTissue DonorsTreatment OutcomeUnited StatesConceptsExtracorporeal membrane oxygenationBody mass indexDiabetic donorsCardiac transplantationIschemic timeMultivariate analysisHuman leukocyte antigen mismatchesDonor body mass indexHigher body mass indexRecipient black raceDuration of diabetesOrgan Sharing databaseInsulin-dependent diabetesAntigen mismatchesCardiac donorsRecipient creatinineRecipient diabetesMedian survivalMembrane oxygenationSharing databaseMass indexMechanical ventilationUnited NetworkRace mismatchBlack race