2024
Ischemic Stroke and Reduced Left Ventricular Ejection Fraction: A Multidisciplinary Approach to Optimize Brain and Cardiac Health
McNamara K, Merkler A, Freeman J, Krumholz H, Ahmad T, Sharma R. Ischemic Stroke and Reduced Left Ventricular Ejection Fraction: A Multidisciplinary Approach to Optimize Brain and Cardiac Health. Stroke 2024, 55: 1720-1727. PMID: 38660813, DOI: 10.1161/strokeaha.123.045623.Peer-Reviewed Original ResearchMeSH KeywordsBrainHeart FailureHumansIschemic StrokeStrokeStroke VolumeVentricular Dysfunction, LeftConceptsReduced left ventricular ejection fractionLeft ventricular ejection fractionIschemic strokeVentricular ejection fractionAdverse cardiac outcomesRecurrent acute ischemic strokeAcute ischemic stroke hospitalizationsIschemic stroke hospitalizationsAcute ischemic strokeCardiac healthEjection fractionCardiac outcomesStroke hospitalizationsRisk factorsCare paradigmOptimal brainMultidisciplinary approachHealthBrain
2023
Opportunities and Achievement of Medication Initiation Among Inpatients With Heart Failure With Reduced Ejection Fraction
Swat S, Xu H, Allen L, Greene S, DeVore A, Matsouaka R, Goyal P, Peterson P, Hernandez A, Krumholz H, Yancy C, Fonarow G, Hess P, Program A. Opportunities and Achievement of Medication Initiation Among Inpatients With Heart Failure With Reduced Ejection Fraction. JACC Heart Failure 2023, 11: 918-929. PMID: 37318420, DOI: 10.1016/j.jchf.2023.04.015.Peer-Reviewed Original ResearchMeSH KeywordsComorbidityFemaleHeart FailureHospitalizationHumansInpatientsStroke VolumeVentricular Dysfunction, LeftConceptsEvidence-based medicationsMedication initiationReduced ejection fractionNumber of medicationsMultivariable logistic regressionNumber of patientsPre-existing conditionsReduced ejectionEjection fractionHeart failureMultivariable analysisFemale sexLower oddsMedicationsMean net gainPatientsRural hospitalsAdmissionOlder ageLogistic regressionStudy periodMean numberOddsInitiationRural locations
2022
Hospital Variation of Spironolactone Use in Patients Hospitalized for Heart Failure in China—The China PEACE Retrospective Heart Failure Study
Yu Y, Guan W, Masoudi FA, Wang B, He G, Spertus JA, Lu Y, Krumholz HM, Li J. Hospital Variation of Spironolactone Use in Patients Hospitalized for Heart Failure in China—The China PEACE Retrospective Heart Failure Study. Journal Of The American Heart Association 2022, 11: e026300. PMID: 36172964, PMCID: PMC9673705, DOI: 10.1161/jaha.122.026300.Peer-Reviewed Original ResearchConceptsSpironolactone prescriptionSpironolactone useHeart failureMedian odds ratioIdeal patientAldosterone antagonistsHospital variationMedian rateReduced ejection fractionUse of spironolactoneMultivariable linear regression modelsHeart Failure StudyEjection fractionHospital characteristicsOdds ratioRepresentative cohortPatientsHospitalChinese hospitalsInappropriate usePrescriptionSpironolactoneSelect individualsAntagonistHigh rate
2021
Prior Authorization, Copayments, and Utilization of Sacubitril/Valsartan in Medicare and Commercial Plans in Patients With Heart Failure With Reduced Ejection Fraction
Ozaki AF, Krumholz HM, Mody FV, Tran TT, Le QT, Yokota M, Jackevicius CA. Prior Authorization, Copayments, and Utilization of Sacubitril/Valsartan in Medicare and Commercial Plans in Patients With Heart Failure With Reduced Ejection Fraction. Circulation Cardiovascular Quality And Outcomes 2021, 14: e007665. PMID: 34465124, DOI: 10.1161/circoutcomes.120.007665.Peer-Reviewed Original ResearchConceptsSacubitril/valsartanSacubitril/valsartan useInsurance plan typeReduced ejection fractionHeart failureEjection fractionValsartan useCommercial plansNew York Heart Association classPA criteriaReduced ejection fraction patientsReduced ejection fraction populationPlan typeEjection fraction patientsMedicare plansEjection fraction populationCross-sectional studyProportion of plansPrescription copaymentsAssociation classCopayment amountPrimary outcomeClinical outcomesPlan populationMore prescriptionsNational Trends in the Use of Sacubitril/Valsartan
Ozaki AF, Krumholz HM, Mody FV, Jackevicius CA. National Trends in the Use of Sacubitril/Valsartan. Journal Of Cardiac Failure 2021, 27: 839-847. PMID: 34364661, DOI: 10.1016/j.cardfail.2021.05.015.Peer-Reviewed Original ResearchConceptsSacubitril/valsartanSacubitril/valsartan useReduced ejection fractionValsartan useEjection fractionHeart failurePopulation-level cohort studyNational Prescription AuditEligible patientsCohort studyPrescription patternsYounger patientsPrescription auditDosage patternClinical implicationsFurther evaluationValsartanPatientsSubstantial proportionNational trendsPrescriptionGreater increaseRecent useGreater proportionUnited States
2019
Machine Learning Prediction of Mortality and Hospitalization in Heart Failure With Preserved Ejection Fraction
Angraal S, Mortazavi BJ, Gupta A, Khera R, Ahmad T, Desai NR, Jacoby DL, Masoudi FA, Spertus JA, Krumholz HM. Machine Learning Prediction of Mortality and Hospitalization in Heart Failure With Preserved Ejection Fraction. JACC Heart Failure 2019, 8: 12-21. PMID: 31606361, DOI: 10.1016/j.jchf.2019.06.013.Peer-Reviewed Original ResearchConceptsHF hospitalizationRisk of mortalityEjection fractionBlood urea nitrogen levelsLogistic regressionPrevious HF hospitalizationHeart failure hospitalizationReduced ejection fractionReceiver-operating characteristic curveRisk of deathBody mass indexBlood urea nitrogenUrea nitrogen levelsHealth status dataMean c-statisticKCCQ scoresTOPCAT trialFailure hospitalizationHeart failureHemoglobin levelsMass indexC-statisticHospitalizationUrea nitrogenMortalityCharacteristics, Management, and Outcomes of Patients Hospitalized for Heart Failure in China: The China PEACE Retrospective Heart Failure Study
Yu Y, Gupta A, Wu C, Masoudi FA, Du X, Zhang J, Krumholz HM, Li J, Group T. Characteristics, Management, and Outcomes of Patients Hospitalized for Heart Failure in China: The China PEACE Retrospective Heart Failure Study. Journal Of The American Heart Association 2019, 8: e012884. PMID: 31431117, PMCID: PMC6755852, DOI: 10.1161/jaha.119.012884.Peer-Reviewed Original ResearchConceptsHeart failureHF careSignificant healthcare resource utilizationBackground Heart failureGuideline-recommended medicationsLower inpatient mortalityAcute heart failureOutcomes of patientsHealthcare resource utilizationLower prescription ratesMedical record abstractionHeart Failure StudyTraditional Chinese medicineHospital mortalityConclusions PatientsInpatient mortalityPatient characteristicsTreatment withdrawalEjection fractionMedian agePrescription ratesRecord abstractionMedian lengthBiomarker testingInpatient setting
2015
National Quality Assessment Evaluating Spironolactone Use During Hospitalization for Acute Myocardial Infarction (AMI) in China: China Patient‐centered Evaluation Assessment of Cardiac Events (PEACE)‐Retrospective AMI Study, 2001, 2006, and 2011
Guan W, Murugiah K, Downing N, Li J, Wang Q, Ross JS, Desai NR, Masoudi FA, Spertus JA, Li X, Krumholz HM, Jiang L, Group T. National Quality Assessment Evaluating Spironolactone Use During Hospitalization for Acute Myocardial Infarction (AMI) in China: China Patient‐centered Evaluation Assessment of Cardiac Events (PEACE)‐Retrospective AMI Study, 2001, 2006, and 2011. Journal Of The American Heart Association 2015, 4: e001718. PMID: 26071031, PMCID: PMC4599529, DOI: 10.1161/jaha.114.001718.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionHeart failureMyocardial infarctionUse of spironolactoneNational practice patternsProportion of patientsAssessment of eligibilitySpironolactone useAldosterone antagonistsSystolic dysfunctionCardiac eventsAMI patientsChina PatientPatient eligibilityPatient groupUnknown indicationPractice patternsIdeal patientPatientsSpironolactoneEligibilityAppropriate useInfarctionDiabetesNational quality assessment
2013
Risk Factors for Hospital Admission Among Older Persons With Newly Diagnosed Heart Failure Findings From the Cardiovascular Health Study
Chaudhry SI, McAvay G, Chen S, Whitson H, Newman AB, Krumholz HM, Gill TM. Risk Factors for Hospital Admission Among Older Persons With Newly Diagnosed Heart Failure Findings From the Cardiovascular Health Study. Journal Of The American College Of Cardiology 2013, 61: 635-642. PMID: 23391194, PMCID: PMC3576871, DOI: 10.1016/j.jacc.2012.11.027.Peer-Reviewed Original ResearchConceptsHeart failure diagnosisIndependent risk factorHospital admissionCardiovascular Health StudyHeart failureGeriatric conditionsRisk factorsMuscle weaknessSlow gaitOlder personsHealth StudyNew diagnosisNew York Heart Association functional class IIICommunity-living older personsDepressed ejection fractionHeart Failure FindingsFunctional class IIIChronic kidney diseaseCause hospital admissionsMedical record reviewRelevant clinical dataLong-term riskDiabetes mellitusEjection fractionKidney disease
2008
ACC/AHA 2008 Performance Measures for Adults With ST-Elevation and Non–ST-Elevation Myocardial Infarction A Report of the American College of Cardiology/American Heart Association Task Force on Performance Measures (Writing Committee to Develop Performance Measures for ST-Elevation and Non–ST-Elevation Myocardial Infarction) Developed in Collaboration With the American Academy of Family Physicians and American College of Emergency Physicians Endorsed by the American Association of Cardiovascular and Pulmonary Rehabilitation, Society for Cardiovascular Angiography and Interventions, and Society of Hospital Medicine
Krumholz HM, Anderson JL, Bachelder BL, Fesmire FM, Fihn SD, Foody JM, Ho PM, Kosiborod MN, Masoudi FA, Nallamothu BK. ACC/AHA 2008 Performance Measures for Adults With ST-Elevation and Non–ST-Elevation Myocardial Infarction A Report of the American College of Cardiology/American Heart Association Task Force on Performance Measures (Writing Committee to Develop Performance Measures for ST-Elevation and Non–ST-Elevation Myocardial Infarction) Developed in Collaboration With the American Academy of Family Physicians and American College of Emergency Physicians Endorsed by the American Association of Cardiovascular and Pulmonary Rehabilitation, Society for Cardiovascular Angiography and Interventions, and Society of Hospital Medicine. Journal Of The American College Of Cardiology 2008, 52: 2046-2099. PMID: 19056000, DOI: 10.1016/j.jacc.2008.10.012.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAmerican Heart AssociationAngioplasty, Balloon, CoronaryAnticoagulantsHeart Conduction SystemHumansMyocardial InfarctionOutcome Assessment, Health CarePlatelet Aggregation InhibitorsQuality of Health CareSocieties, MedicalStroke VolumeUnited StatesVentricular Function, LeftSystolic Function as a Predictor of Mortality and Quality of Life in Long‐term Survivors with Heart Failure
McNamara R, Austin B, Wang Y, Smith G, Vaccarine V, Krumholz H. Systolic Function as a Predictor of Mortality and Quality of Life in Long‐term Survivors with Heart Failure. Clinical Cardiology 2008, 31: 119-124. PMID: 18383045, PMCID: PMC6653267, DOI: 10.1002/clc.20118.Peer-Reviewed Original ResearchConceptsQuality of lifeEjection fractionHeart failureLong-term survivorsFunctional declineSystolic functionKansas City Cardiomyopathy Questionnaire scoreModest survival advantageReduced ejection fractionDaily living scoreDisease-related qualityPredictors of mortalityHeart failure patientsClinical summary scoreLong-term survivalHigh mortality rateKCCQ scoresRenal insufficiencyFailure patientsLiving scoreDiabetes mellitusOverall mortalityPrimary outcomeLimitation scoresQOL scores
2006
Detection of Heart Transplant Rejection in Adults by Echocardiographic Diastolic Indices: A Systematic Review of the Literature
Mena C, Wencker D, Krumholz HM, McNamara RL. Detection of Heart Transplant Rejection in Adults by Echocardiographic Diastolic Indices: A Systematic Review of the Literature. Journal Of The American Society Of Echocardiography 2006, 19: 1295-1300. PMID: 17000376, DOI: 10.1016/j.echo.2006.04.029.Peer-Reviewed Original ResearchRecursive partitioning–based preoperative risk stratification for atrial fibrillation after coronary artery bypass surgery
Sedrakyan A, Zhang H, Treasure T, Krumholz HM. Recursive partitioning–based preoperative risk stratification for atrial fibrillation after coronary artery bypass surgery. American Heart Journal 2006, 151: 720-724. PMID: 16504639, DOI: 10.1016/j.ahj.2005.05.010.Peer-Reviewed Original ResearchConceptsCoronary artery bypass graft surgeryAtrial fibrillationLow-risk groupAggressive prophylaxisRelative riskPredictors of AFArtery bypass graft surgeryCoronary artery bypass surgeryRisk of AFYale-New Haven HospitalOnly ejection fractionPreoperative atrial fibrillationBypass graft surgeryArtery bypass surgeryCoronary artery diseasePreoperative risk stratificationHigh-risk groupHeart disease severityPossible adverse eventsOlder age subgroupsArrhythmia prophylaxisGraft surgeryProphylactic therapyAdverse eventsBypass surgery
2005
Quality of Care and Outcomes of Older Patients With Heart Failure Hospitalized in the United States and Canada
Ko DT, Tu JV, Masoudi FA, Wang Y, Havranek EP, Rathore SS, Newman AM, Donovan LR, Lee DS, Foody JM, Krumholz HM. Quality of Care and Outcomes of Older Patients With Heart Failure Hospitalized in the United States and Canada. JAMA Internal Medicine 2005, 165: 2486-2492. PMID: 16314545, DOI: 10.1001/archinte.165.21.2486.Peer-Reviewed Original ResearchConceptsHeart failureProcess of careRisk-standardized mortalityQuality of careUS patientsMortality rateEnzyme inhibitorsLower crude mortality rateLower short-term mortalityAngiotensin-converting enzyme inhibitorRisk-standardized mortality ratesVentricular ejection fraction assessmentOutcomes of patientsShort-term mortalityUS Medicare beneficiariesIndividuals 65 yearsCrude mortality rateEjection fraction assessmentLow-risk characteristicsHealth care expendituresOlder patientsCanadian patientsCommon causeMedicare beneficiariesPatientsSex, quality of care, and outcomes of elderly patients hospitalized with heart failure: Findings from the National Heart Failure Project
Rathore SS, Foody JM, Wang Y, Herrin J, Masoudi FA, Havranek EP, Ordin DL, Krumholz HM. Sex, quality of care, and outcomes of elderly patients hospitalized with heart failure: Findings from the National Heart Failure Project. American Heart Journal 2005, 149: 121-128. PMID: 15660043, PMCID: PMC2790278, DOI: 10.1016/j.ahj.2004.06.008.Peer-Reviewed Original ResearchConceptsAngiotensin receptor blockersNational Heart Failure ProjectLeft ventricular systolic functionQuality of careACE inhibitor prescriptionHeart Failure ProjectService Medicare patientsHeart failureInhibitor prescriptionMedicare patientsMultivariable hierarchical logistic regression modelsLower crude ratesPrescription of angiotensinLeft ventricular dysfunctionVentricular systolic functionYear of admissionHierarchical logistic regression modelsLower mortality rateLogistic regression modelsSex differencesLow overall rateMultivariable adjustmentVentricular dysfunctionElderly patientsReceptor blockers
2004
National Patterns of Use and Effectiveness of Angiotensin-Converting Enzyme Inhibitors in Older Patients With Heart Failure and Left Ventricular Systolic Dysfunction
Masoudi FA, Rathore SS, Wang Y, Havranek EP, Curtis JP, Foody JM, Krumholz HM. National Patterns of Use and Effectiveness of Angiotensin-Converting Enzyme Inhibitors in Older Patients With Heart Failure and Left Ventricular Systolic Dysfunction. Circulation 2004, 110: 724-731. PMID: 15289383, DOI: 10.1161/01.cir.0000138934.28340.ed.Peer-Reviewed Original ResearchConceptsACE inhibitor prescriptionAngiotensin receptor blockersVentricular systolic dysfunctionHeart failureACE inhibitorsInhibitor prescriptionSystolic dysfunctionOlder patientsLeft ventricular systolic dysfunctionAngiotensin converting enzyme (ACE) inhibitorsSerum creatinine levelsACE inhibitor useCreatinine levelsHospital factorsInhibitor useReceptor blockersSerum creatininePatient genderClinical trialsTherapeutic substitutionLower riskEnzyme inhibitorsLower mortalityPatientsSecondary analysisProvider and Hospital Characteristics Associated With Geographic Variation in the Evaluation and Management of Elderly Patients With Heart Failure
Havranek EP, Wolfe P, Masoudi FA, Rathore SS, Krumholz HM, Ordin DL. Provider and Hospital Characteristics Associated With Geographic Variation in the Evaluation and Management of Elderly Patients With Heart Failure. JAMA Internal Medicine 2004, 164: 1186-1191. PMID: 15197043, DOI: 10.1001/archinte.164.11.1186.Peer-Reviewed Original ResearchConceptsGuideline-based careElderly patientsHeart failureHospital characteristicsPatient factorsEnzyme inhibitorsSmall-area geographic variationLeft ventricular ejection fractionEnzyme inhibitor prescriptionHeart failure variesHeart failure careVentricular ejection fractionHospital referral regionsHigh-quality health careMedical school affiliationInhibitor prescriptionEjection fractionPatient characteristicsSmall area variationUnadjusted ratesMedicare patientsReferral regionsAppropriate prescriptionPatientsCharacteristics of providersSocial Support as a Predictor of Participation in Cardiac Rehabilitation After Coronary Artery Bypass Graft Surgery
Husak L, Krumholz HM, Lin ZQ, Kasl SV, Mattera JA, Roumanis SA, Vaccarino V. Social Support as a Predictor of Participation in Cardiac Rehabilitation After Coronary Artery Bypass Graft Surgery. Journal Of Cardiopulmonary Rehabilitation And Prevention 2004, 24: 19-26. PMID: 14758099, DOI: 10.1097/00008483-200401000-00005.Peer-Reviewed Original ResearchMeSH KeywordsAgedConnecticutCoronary Artery BypassCoronary DiseaseFemaleFollow-Up StudiesHumansMaleMarital StatusMiddle AgedMultivariate AnalysisPredictive Value of TestsPrevalenceQuality of LifeReferral and ConsultationRisk FactorsSickness Impact ProfileSocial SupportStroke VolumeSurvival AnalysisTreatment OutcomeConceptsCoronary artery bypass graftCardiovascular disease risk factorsDisease risk factorsCardiac rehabilitationRisk factorsCoronary artery bypass graft surgeryArtery bypass graft surgerySocial supportBypass graft surgeryArtery bypass graftBetter physical functionCardiac rehabilitation participationQuality of lifeLow social supportMain predictive variableComorbidity burdenHospital complicationsGraft surgerySocial Support InventoryIndependent predictorsBypass graftPhysical functionPredictors of participationUnadjusted analysesMedical history
2003
The association of left ventricular ejection fraction, mortality, and cause of death in stable outpatients with heart failure
Curtis JP, Sokol SI, Wang Y, Rathore SS, Ko DT, Jadbabaie F, Portnay EL, Marshalko SJ, Radford MJ, Krumholz HM. The association of left ventricular ejection fraction, mortality, and cause of death in stable outpatients with heart failure. Journal Of The American College Of Cardiology 2003, 42: 736-742. PMID: 12932612, DOI: 10.1016/s0735-1097(03)00789-7.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionVentricular ejection fractionHeart failureCause of deathLVEF groupHF patientsMultivariable adjustmentEjection fractionStable outpatientsAssociation of LVEFHigher left ventricular ejection fractionLow left ventricular ejection fractionDigitalis Investigation Group trialHigh LVEF groupStable HF patientsPrognostic importanceAbsolute riskPrognostic indicatorSinus rhythmGroup trialsMortality ratePatientsMortalityDeathOutpatientsOutcomes in heart failure patients with preserved ejection fraction Mortality, readmission, and functional decline
Smith GL, Masoudi FA, Vaccarino V, Radford MJ, Krumholz HM. Outcomes in heart failure patients with preserved ejection fraction Mortality, readmission, and functional decline. Journal Of The American College Of Cardiology 2003, 41: 1510-1518. PMID: 12742291, DOI: 10.1016/s0735-1097(03)00185-2.Peer-Reviewed Original ResearchConceptsDepressed ejection fractionRisk of readmissionEjection fractionHeart failureFunctional declineHeart failure patientsHF patientsFailure patientsHospital dischargeHospital readmissionIndependent predictorsClinical outcomesPoor prognosisFunctional statusClinical covariatesClinical trajectoriesReadmissionLower riskPatientsConsiderable burdenCombined outcomeNatural historyMortalityDeathOutcomes