2022
Cardiac Status Among Heart Failure Patients With Implantable Cardioverter Defibrillators Before, During, and After COVID-19 Lockdown
Lu Y, Jones PW, Murugiah K, Caraballo C, Mahajan S, Massey D, Ahmed R, Bader E, Krumholz H. Cardiac Status Among Heart Failure Patients With Implantable Cardioverter Defibrillators Before, During, and After COVID-19 Lockdown. Journal Of Cardiac Failure 2022, 28: 1372-1374. PMID: 35690314, PMCID: PMC9187866, DOI: 10.1016/j.cardfail.2022.05.012.Peer-Reviewed Original ResearchConceptsImplantable cardioverter defibrillatorHeart failure patientsCRT-D devicesCardiac statusFailure patientsHeart failureCardioverter defibrillatorCardiac resynchronization therapy defibrillatorAcute cardiac conditionsMedical care deliveryInpatient careCardiac conditionsPhysiologic markersInpatient servicesPatientsCardiac healthCare deliveryMarked restrictionImplanted ICDsMinneapolis/Saint PaulSex subgroupsDefibrillatorCOVID-19Telemedicine servicesCOVID-19 lockdown
2020
Association Between Medicare Expenditures and Adverse Events for Patients With Acute Myocardial Infarction, Heart Failure, or Pneumonia in the United States
Wang Y, Eldridge N, Metersky ML, Sonnenfeld N, Rodrick D, Fine JM, Eckenrode S, Galusha DH, Tasimi A, Hunt DR, Bernheim SM, Normand ST, Krumholz HM. Association Between Medicare Expenditures and Adverse Events for Patients With Acute Myocardial Infarction, Heart Failure, or Pneumonia in the United States. JAMA Network Open 2020, 3: e202142. PMID: 32259263, PMCID: PMC7139276, DOI: 10.1001/jamanetworkopen.2020.2142.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionMedicare Patient Safety Monitoring SystemAdverse event ratesAdverse eventsHeart failureMedicare expendituresService patientsMyocardial infarctionMedicare feeEvent ratesHigher adverse event ratesCare expendituresRisk-standardized ratesPatients 65 yearsAdverse event dataAcute care hospitalsCross-sectional studyFinal study sampleInpatient care expendituresRate of occurrenceDates of analysisPatient characteristicsCare hospitalMean ageInpatient care
2019
Hospital Prices Grew Substantially Faster Than Physician Prices For Hospital-Based Care In 2007–14
Cooper Z, Craig S, Gaynor M, Harish NJ, Krumholz HM, Van Reenen J. Hospital Prices Grew Substantially Faster Than Physician Prices For Hospital-Based Care In 2007–14. Health Affairs 2019, 38: 184-189. PMID: 30715987, DOI: 10.1377/hlthaff.2018.05424.Peer-Reviewed Original ResearchConceptsPhysician pricesHospital pricesHospital-based outpatient careHealth care spendingCare spendingTypes of pricesPrice growthHospital-based outpatient servicesProvider pricesReference pricingAntitrust enforcementPricesPolicy makersPricingSpendingOutpatient careRange of optionsGrowth rateGrowthPaymentsInpatient careOutpatient servicesInsurersMakersPercent
2016
Identification of Hospital Cardiac Services for Acute Myocardial Infarction Using Individual Patient Discharge Data
Chang TE, Krumholz HM, Li S, Martin J, Ranasinghe I. Identification of Hospital Cardiac Services for Acute Myocardial Infarction Using Individual Patient Discharge Data. Journal Of The American Heart Association 2016, 5: e003680. PMID: 27628573, PMCID: PMC5079029, DOI: 10.1161/jaha.116.003680.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPatient discharge dataCardiac servicesMyocardial infarctionAmerican Heart Association/American CollegePremier Healthcare DatabaseCurrent Procedural Terminology codesProcedural Terminology codesAmerican Hospital Association Annual SurveyDischarge dataPremier hospitalsCardiology guidelinesNinth RevisionAMI careInpatient careClinical ModificationAmerican CollegeTerminology codesInternational ClassificationHealthcare databasesCare variesCare processesHospitalHospital servicesPremier database
2015
Intravenous Fluids in Acute Decompensated Heart Failure
Bikdeli B, Strait KM, Dharmarajan K, Li SX, Mody P, Partovian C, Coca SG, Kim N, Horwitz LI, Testani JM, Krumholz HM. Intravenous Fluids in Acute Decompensated Heart Failure. JACC Heart Failure 2015, 3: 127-133. PMID: 25660836, PMCID: PMC4438991, DOI: 10.1016/j.jchf.2014.09.007.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCohort StudiesDatabases, FactualFemaleFluid TherapyHeart FailureHospital MortalityHospitalizationHumansInfusions, IntravenousIntensive Care UnitsIntubation, IntratrachealIsotonic SolutionsMaleMiddle AgedRenal Replacement TherapyRetrospective StudiesRinger's SolutionSaline Solution, HypertonicSodium Potassium Chloride Symporter InhibitorsUnited StatesYoung AdultConceptsAcute decompensated heart failureDecompensated heart failureHeart failureIntravenous fluidsRetrospective cohort studyCritical care admissionRenal replacement therapyDays of hospitalizationProportion of hospitalizationsHalf-normal salineWarrants further investigationOnly diureticsCare admissionHospital deathHospital outcomesCohort studyLoop diureticsPatient groupReplacement therapyWorse outcomesNormal salineInpatient careMedian volumePatientsHospitalization
2012
Hospitalist utilization and hospital performance on 6 publicly reported patient outcomes
Goodrich K, Krumholz HM, Conway PH, Lindenauer P, Auerbach AD. Hospitalist utilization and hospital performance on 6 publicly reported patient outcomes. Journal Of Hospital Medicine 2012, 7: 482-488. PMID: 22689448, PMCID: PMC3531241, DOI: 10.1002/jhm.1943.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPercentage of patientsHeart failurePatient outcomesOutcome measuresPresence of hospitalistsReadmission measuresCongestive heart failureCross-sectional studyMultivariable regression modelsComparison of hospitalQuality outcome measuresReadmission ratesIndependent predictorsMyocardial infarctionInpatient careHospitalist serviceHospitalist useMedical conditionsHospital personnelHospitalist programHospitalistsHospitalExpectation of improvementOutcomes
2011
Translational Research Investigating Underlying Disparities in Acute Myocardial Infarction Patients' Health Status (TRIUMPH)
Arnold SV, Chan PS, Jones PG, Decker C, Buchanan DM, Krumholz HM, Ho PM, Spertus JA. Translational Research Investigating Underlying Disparities in Acute Myocardial Infarction Patients' Health Status (TRIUMPH). Circulation Cardiovascular Quality And Outcomes 2011, 4: 467-476. PMID: 21772003, PMCID: PMC3376532, DOI: 10.1161/circoutcomes.110.960468.Peer-Reviewed Original ResearchConceptsHealth status studiesMyocardial infarctionHealth statusPostdischarge careAcute Myocardial Infarction Patients' Health StatusSubset of patientsTranslational researchPost-MI outcomesRacial differencesHigh mortality ratePatients' health statusMI registryChart abstractionHospital dischargeWhite patientsBlack patientsVital statusMedical historyWorse outcomesTreatment characteristicsInpatient careBaseline interviewUS CentersBlood samplesPatients
2006
The Prospective Registry Evaluating Myocardial Infarction: Events and Recovery (PREMIER)—Evaluating the impact of myocardial infarction on patient outcomes
Spertus JA, Peterson E, Rumsfeld JS, Jones PG, Decker C, Krumholz H, Consortium C. The Prospective Registry Evaluating Myocardial Infarction: Events and Recovery (PREMIER)—Evaluating the impact of myocardial infarction on patient outcomes. American Heart Journal 2006, 151: 589-597. PMID: 16504619, DOI: 10.1016/j.ahj.2005.05.026.Peer-Reviewed Original ResearchConceptsHealth status outcomesMyocardial infarctionChart abstractionPostdischarge careMI carePatients' health status outcomesDetailed chart abstractionOutcomes of patientsHealth status characteristicsOne-month followPatient-centered interviewProspective registryLongitudinal careMedical historyPatient outcomesInpatient careUS CentersPatientsStatus outcomesNovel registryHealth statusQuality careInfarctionCarePREMIER study
2000
Medicare Initiatives to Improve Heart Failure Care: An Introduction
Ordin D, Masoudi F, Havranek E, Krumholz H. Medicare Initiatives to Improve Heart Failure Care: An Introduction. Congestive Heart Failure 2000, 6: 280-282. PMID: 12189290, DOI: 10.1111/j.1527-5299.2000.80166.x.Peer-Reviewed Original ResearchHeart failure patientsHeart failureFailure patientsHeart Failure Practice Improvement EffortCommon discharge diagnosesLittle national informationOutcomes of patientsHeart failure careHealth careCare of patientsPractice improvement effortsQuality improvement projectContinuum of careHealth care professionalsHealth Care Financing AdministrationQuality of careQuality improvement effortsGuideline recommendationsDischarge diagnosisInpatient careMedicare beneficiariesCare professionalsPatientsImprovement effortsCare