2021
Performance Metrics for the Comparative Analysis of Clinical Risk Prediction Models Employing Machine Learning
Huang C, Li SX, Caraballo C, Masoudi FA, Rumsfeld JS, Spertus JA, Normand ST, Mortazavi BJ, Krumholz HM. Performance Metrics for the Comparative Analysis of Clinical Risk Prediction Models Employing Machine Learning. Circulation Cardiovascular Quality And Outcomes 2021, 14: e007526. PMID: 34601947, DOI: 10.1161/circoutcomes.120.007526.Peer-Reviewed Original ResearchSARS-CoV-2 Infection Hospitalization Rate and Infection Fatality Rate Among the Non-Congregate Population in Connecticut
Mahajan S, Caraballo C, Li SX, Dong Y, Chen L, Huston SK, Srinivasan R, Redlich CA, Ko AI, Faust JS, Forman HP, Krumholz HM. SARS-CoV-2 Infection Hospitalization Rate and Infection Fatality Rate Among the Non-Congregate Population in Connecticut. The American Journal Of Medicine 2021, 134: 812-816.e2. PMID: 33617808, PMCID: PMC7895685, DOI: 10.1016/j.amjmed.2021.01.020.Peer-Reviewed Original ResearchConceptsInfection hospitalization rateInfection fatality rateHospitalization ratesFatality rateSeroprevalence estimatesSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) antibodiesSARS-CoV-2 antibodiesConnecticut Hospital AssociationNon-Hispanic black peopleProportion of deathsCoronavirus disease 2019Total infected individualsTotal hospitalizationsAdverse outcomesNon-congregate settingsHigh burdenDisease 2019Prevalence studyMost subgroupsInfected individualsHospitalizationOlder peopleHospital AssociationConnecticut DepartmentDeath
2020
Burden and Consequences of Financial Hardship From Medical Bills Among Nonelderly Adults With Diabetes Mellitus in the United States
Caraballo C, Valero-Elizondo J, Khera R, Mahajan S, Grandhi GR, Virani SS, Mszar R, Krumholz HM, Nasir K. Burden and Consequences of Financial Hardship From Medical Bills Among Nonelderly Adults With Diabetes Mellitus in the United States. Circulation Cardiovascular Quality And Outcomes 2020, 13: e006139. PMID: 32069093, DOI: 10.1161/circoutcomes.119.006139.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsBlack or African AmericanComorbidityCost of IllnessCross-Sectional StudiesDiabetes MellitusFemaleFinancing, PersonalFood SupplyHealth Care CostsHealth Care SurveysHealth ExpendituresHealth Services AccessibilityHumansIncomeMaleMedically UninsuredMiddle AgedPatient ComplianceRisk AssessmentRisk FactorsUnited StatesYoung AdultConceptsDiabetes mellitusMedical billsHigher oddsMedical careNational Health Interview Survey dataHealth Interview Survey dataCost-related medication nonadherenceHigher comorbidity burdenCost-related nonadherenceSelf-reported diagnosisNon-Hispanic blacksInterview Survey dataFinancial hardshipMedication nonadherenceMean ageNonmedical needsHigh prevalenceMellitusMultivariate analysisPocket expenditureFood insecurityNonadherenceHigh financial distressPatientsAdults
2019
Clinical Implications of the New York Heart Association Classification
Caraballo C, Desai NR, Mulder H, Alhanti B, Wilson FP, Fiuzat M, Felker GM, Piña IL, O'Connor CM, Lindenfeld J, Januzzi JL, Cohen LS, Ahmad T. Clinical Implications of the New York Heart Association Classification. Journal Of The American Heart Association 2019, 8: e014240. PMID: 31771438, PMCID: PMC6912957, DOI: 10.1161/jaha.119.014240.Peer-Reviewed Original ResearchConceptsNew York Heart Association classificationHF clinical trialsNYHA class IIVentricular ejection fractionGUIDE-ITHeart failureNYHA classWalk distanceEjection fractionRisk stratificationHF-ACTIONAssociation classificationClinical trialsMinute ventilation-carbon dioxide production relationshipKansas City Cardiomyopathy Questionnaire scoreClass IIMulticenter National InstituteNYHA class IIINT-proBNP levelsKaplan-Meier curvesLog-rank testClinical trial eligibilityWilcoxon rank sum testMaximal oxygen uptakeRank sum testClinical Implications of Respiratory Failure in Patients Receiving Durable Left Ventricular Assist Devices for End-Stage Heart Failure
Miller PE, Caraballo C, Ravindra NG, Mezzacappa C, McCullough M, Gruen J, Levin A, Reinhardt S, Ali A, Desai NR, Ahmad T. Clinical Implications of Respiratory Failure in Patients Receiving Durable Left Ventricular Assist Devices for End-Stage Heart Failure. Circulation Heart Failure 2019, 12: e006369. PMID: 31707800, DOI: 10.1161/circheartfailure.119.006369.Peer-Reviewed Original ResearchMeSH KeywordsAgedDisease ProgressionFemaleFrailtyHealth StatusHeart FailureHeart-Assist DevicesHumansIntubation, IntratrachealLungMaleMiddle AgedProsthesis DesignQuality of LifeRecovery of FunctionRegistriesRespiratory InsufficiencyRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeVentricular Function, LeftConceptsMechanically Assisted Circulatory Support profile 1 patientsVentricular assist device implantationProfile 1 patientsAssist device implantationRespiratory failureInteragency RegistryLVAD implantationCirculatory supportDevice implantationMechanically Assisted Circulatory Support profile 1Right ventricular assist device implantationLeft ventricular assist device implantationAdvanced heart failure patientsEnd-stage heart failureMechanically Assisted Circulatory SupportAdvanced heart failure populationHeart failure populationHeart failure patientsLandmark clinical trialsMechanical circulatory supportContinuous-flow LVADVentricular assist devicePostimplant complicationsFailure patientsLVAD placement