Featured Publications
Thirty-Day and 90-Day Episode of Care Spending Following Heart Failure Hospitalization Among Medicare Beneficiaries
Reinhardt SW, Clark KAA, Xin X, Parzynski CS, Riello R, Sarocco P, Ahmad T, Desai NR. Thirty-Day and 90-Day Episode of Care Spending Following Heart Failure Hospitalization Among Medicare Beneficiaries. Circulation Cardiovascular Quality And Outcomes 2022, 15: e008069. PMID: 35861780, DOI: 10.1161/circoutcomes.121.008069.Peer-Reviewed Original ResearchConceptsHypertensive heart diseaseIndex hospitalizationMedicare beneficiariesPost-acute care spendingService administrative claims dataMedicare Bundled PaymentsHeart failure admissionsHeart failure hospitalizationPrimary discharge diagnosisChronic kidney diseaseAdministrative claims dataCare spendingPostacute care spendingSkilled nursing facilitiesCare Improvement ProgramDrivers of costDiastolic HFHF careHF hospitalizationSystolic HFFailure hospitalizationDischarge diagnosisKidney diseaseObservation staysPostacute careNational Trends in the Burden of Atrial Fibrillation During Hospital Admissions for Heart Failure
Reinhardt SW, Chouairi F, Miller PE, Clark KAA, Kay B, Fuery M, Guha A, Freeman JV, Ahmad T, Desai NR, Friedman DJ. National Trends in the Burden of Atrial Fibrillation During Hospital Admissions for Heart Failure. Journal Of The American Heart Association 2021, 10: e019412. PMID: 34013736, PMCID: PMC8483517, DOI: 10.1161/jaha.120.019412.Peer-Reviewed Original ResearchConceptsReduced ejection fractionComorbid atrial fibrillationHeart failureAtrial fibrillationEjection fractionHospital mortalityHF hospitalizationBackground Heart failureConclusion Atrial fibrillationWhite individualsNational Inpatient SampleMedian hospital chargesMore comorbiditiesComorbid hypertensionHF admissionsHF outcomesPatient demographicsDiabetes mellitusHospital admissionHospital chargesInpatient SampleVascular diseaseHospitalizationPatientsMortality
2021
Trends in transcatheter and surgical aortic valve replacement in the United States, 2008-2018
Clark KA, Chouairi F, Kay B, Reinhardt SW, Miller PE, Fuery M, Mullan CW, Guha A, Ahmad T, Desai NR. Trends in transcatheter and surgical aortic valve replacement in the United States, 2008-2018. American Heart Journal 2021, 243: 87-91. PMID: 34571040, DOI: 10.1016/j.ahj.2021.03.017.Peer-Reviewed Original ResearchCannabis use disorder among atrial fibrillation admissions, 2008–2018
Chouairi F, Miller PE, Guha A, Clarke J, Reinhardt SW, Ahmad T, Freeman JV, Desai NR, Friedman DJ. Cannabis use disorder among atrial fibrillation admissions, 2008–2018. Pacing And Clinical Electrophysiology 2021, 44: 1934-1938. PMID: 34506639, DOI: 10.1111/pace.14356.Peer-Reviewed Original ResearchConceptsAtrial fibrillation hospitalizationsAF hospitalizationsImpact of CUDNational Inpatient SampleProportion of admissionsDiseases diagnosis codesPrevalence of cannabisHistory of CUDHospital dischargeYounger patientsHigher proportionUnderserved patientsBlack raceDiagnosis codesInpatient SampleInternational ClassificationHospitalizationLegality of cannabisCannabis usePatientsAdmissionCodiagnosisLittle dataCUDCannabisTrends in Heart Failure Hospitalizations in the US from 2008 to 2018
Clark KAA, Reinhardt SW, Chouairi F, Miller PE, Kay B, Fuery M, Guha A, Ahmad T, Desai NR. Trends in Heart Failure Hospitalizations in the US from 2008 to 2018. Journal Of Cardiac Failure 2021, 28: 171-180. PMID: 34534665, DOI: 10.1016/j.cardfail.2021.08.020.Peer-Reviewed Original ResearchMeSH KeywordsComorbidityHeart FailureHospitalizationHumansPrognosisStroke VolumeUnited StatesVentricular Function, LeftConceptsOverall heart failureHeart failureEjection fractionStudy periodHeart failure hospitalizationInpatient mortality rateNational Inpatient SampleLength of stayHospital inpatient costsVolume of patientsHealth care costsHFpEF subgroupsComorbid diabetesFailure hospitalizationInpatient mortalityMedian ageBlack patientsHispanic patientsSleep apneaEntire cohortInpatient costsInpatient SampleHF typeHospital costsMortality rateForgone Medical Care Associated With Increased Health Care Costs Among the U.S. Heart Failure Population
Thomas A, Valero-Elizondo J, Khera R, Warraich HJ, Reinhardt SW, Ali HJ, Nasir K, Desai NR. Forgone Medical Care Associated With Increased Health Care Costs Among the U.S. Heart Failure Population. JACC Heart Failure 2021, 9: 710-719. PMID: 34391737, DOI: 10.1016/j.jchf.2021.05.010.Peer-Reviewed Original ResearchMeSH KeywordsAgedEmergency Service, HospitalHealth Care CostsHealth ExpendituresHeart FailureHumansPrevalenceUnited StatesConceptsHeart failureHealth care utilizationHealth care costsHealth care expendituresCare utilizationCare costsMedical careMore emergency department visitsTotal health care costsCare expendituresAnnual health careAnnual inpatient costsPrevalence of patientsEmergency department visitsMedical Expenditure Panel SurveyOverall health care spendingHF patientsElderly patientsCare AssociatedDepartment visitsFailure populationInpatient costsHealth care spendingLeading causePatientsIntercountry Differences in Guideline-Directed Medical Therapy and Outcomes Among Patients With Heart Failure
Fuery MA, Chouairi F, Januzzi JL, Moe GW, Caraballo C, McCullough M, Miller PE, Reinhardt SW, Clark K, Oseran A, Milner A, Pacor J, Kahn PA, Singh A, Ravindra N, Guha A, Vadlamani L, Kulkarni NS, Fiuzat M, Felker GM, O'Connor CM, Ahmad T, Ezekowitz J, Desai NR. Intercountry Differences in Guideline-Directed Medical Therapy and Outcomes Among Patients With Heart Failure. JACC Heart Failure 2021, 9: 497-505. PMID: 33992564, DOI: 10.1016/j.jchf.2021.02.011.Peer-Reviewed Original ResearchConceptsGuideline-directed medical therapyGDMT useCountry of enrollmentHeart failureMedical therapyHigher body mass indexKaplan-Meier survival estimatesGUIDE-IT trialHeart failure hospitalizationReduced ejection fractionLog-rank testingMineralocorticoid receptor antagonistsPrimary study endpointBody mass indexPatterns of careCare delivery structuresGUIDE-ITHF hospitalizationFailure hospitalizationUsual careEjection fractionStudy endpointBlack patientsClinical outcomesMass indexChanges in Use of Left Ventricular Assist Devices as Bridge to Transplantation With New Heart Allocation Policy
Mullan CW, Chouairi F, Sen S, Mori M, Clark KAA, Reinhardt SW, Miller PE, Fuery MA, Jacoby D, Maulion C, Anwer M, Geirsson A, Mulligan D, Formica R, Rogers JG, Desai NR, Ahmad T. Changes in Use of Left Ventricular Assist Devices as Bridge to Transplantation With New Heart Allocation Policy. JACC Heart Failure 2021, 9: 420-429. PMID: 33714748, DOI: 10.1016/j.jchf.2021.01.010.Peer-Reviewed Original ResearchConceptsDonor heart allocation systemNumber of patientsHeart allocation systemVentricular assist deviceWaitlist survivalAssist deviceNew heart allocation policyLeft ventricular assist deviceAllocation system changePost-transplant mortalityOrgan Sharing databaseOutcomes of patientsPost-transplantation outcomesProportion of patientsTime of transplantContinuous-flow LVADPost-transplantation survivalHeart allocation policyNew allocation systemBaseline recipientStatus 1AHeart transplantationIschemic timeLVAD implantationTransplant list
2019
Clinical Outcomes After Left Ventricular Assist Device Implantation in Older Adults An INTERMACS Analysis
Caraballo C, DeFilippis EM, Nakagawa S, Ravindra NG, Miller PE, Mezzacappa C, McCullough M, Gruen J, Levin A, Reinhardt S, Mullan C, Ali A, Maurer MS, Desai NR, Ahmad T, Topkara VK. Clinical Outcomes After Left Ventricular Assist Device Implantation in Older Adults An INTERMACS Analysis. JACC Heart Failure 2019, 7: 1069-1078. PMID: 31779930, DOI: 10.1016/j.jchf.2019.10.004.Peer-Reviewed Original ResearchConceptsYears of ageVentricular assist device implantationAssist device implantationOlder adultsElderly patientsLVAD implantationDevice implantationMultivariate Cox proportional hazards regression modelCox proportional hazards regression modelKaplan-Meier survival estimatesMechanically Assisted Circulatory SupportProportional hazards regression modelsMechanical circulatory support technologyPost-LVAD outcomesHeart failure populationLog-rank testingSerum albumin levelPredictors of survivalPost-LVAD implantationHazards regression modelsPredictors of outcomeAge-specific outcomesAntithrombotic regimenDurable MCSINTERMACS Analysis
2018
Effect of Race on Outcomes Following Early Coronary Computed Tomographic Angiography or Standard Emergency Department Evaluation for Acute Chest Pain.
Reinhardt SW, Babatunde A, Novak E, Brown DL. Effect of Race on Outcomes Following Early Coronary Computed Tomographic Angiography or Standard Emergency Department Evaluation for Acute Chest Pain. Ethnicity & Disease 2018, 28: 517-524. PMID: 30405295, PMCID: PMC6200301, DOI: 10.18865/ed.28.4.517.Peer-Reviewed Original ResearchConceptsAcute coronary syndromeEmergency department evaluationChest painMedian LOSDepartment evaluationCaucasian patientsDownstream testingMyocardial ischemia/infarctionRadiation exposureDirect ED dischargeStandard ED evaluationAcute chest painRecurrent chest painLength of stayCumulative radiation exposureIschemia/infarctionGreater radiation exposureStandard evaluationEarly CCTAIndex visitCoronary syndromeED dischargeED evaluationED visitsHospital admission