2017
Hospital Performance on Percutaneous Coronary Intervention Process and Outcomes Measures
Chui PW, Parzynski CS, Nallamothu BK, Masoudi FA, Krumholz HM, Curtis JP. Hospital Performance on Percutaneous Coronary Intervention Process and Outcomes Measures. Journal Of The American Heart Association 2017, 6: e004276. PMID: 28446493, PMCID: PMC5524055, DOI: 10.1161/jaha.116.004276.Peer-Reviewed Original ResearchMeSH KeywordsCardiac RehabilitationCoronary DiseaseCross-Sectional StudiesHealthcare DisparitiesHumansHydroxymethylglutaryl-CoA Reductase InhibitorsMedicarePatient DischargePatient ReadmissionPercutaneous Coronary InterventionPlatelet Aggregation InhibitorsProcess Assessment, Health CareQuality ImprovementQuality Indicators, Health CareReferral and ConsultationRegistriesRisk FactorsTime FactorsTime-to-TreatmentTreatment OutcomeUnited StatesConceptsProcess measuresReadmission ratesOutcome measuresNational Cardiovascular Data Registry CathPCI RegistryHospital performancePercutaneous coronary interventionSpecific process measuresRisk-standardized mortalityPCI patientsCathPCI RegistryCoronary interventionHospital variationOutcome ratesHospital qualityPhysician ConsortiumMortalitySmall percentageWeak correlationAssociationIntervention processPatients
2012
Skilled Nursing Facility Referral and Hospital Readmission Rates after Heart Failure or Myocardial Infarction
Chen J, Ross JS, Carlson MD, Lin Z, Normand SL, Bernheim SM, Drye EE, Ling SM, Han LF, Rapp MT, Krumholz HM. Skilled Nursing Facility Referral and Hospital Readmission Rates after Heart Failure or Myocardial Infarction. The American Journal Of Medicine 2012, 125: 100.e1-100.e9. PMID: 22195535, PMCID: PMC3246370, DOI: 10.1016/j.amjmed.2011.06.011.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overFemaleHeart FailureHumansMaleMedicareMyocardial InfarctionPatient ReadmissionReferral and ConsultationSkilled Nursing FacilitiesUnited StatesConceptsAcute myocardial infarctionRisk-standardized readmission ratesSkilled nursing facilitiesHeart failureHospital-level variationReadmission ratesMyocardial infarctionRate of dischargeHospital-level readmission ratesSubstantial hospital-level variationService Medicare patientsCause readmission rateRisk of readmissionHospital readmission ratesHF admissionsRegression modelsAMI patientsFacility referralPrincipal diagnosisMedicare patientsMedicare claimsClaims dataAMI admissionsAMI hospitalizationNursing facilities
2011
Association of Door-In to Door-Out Time With Reperfusion Delays and Outcomes Among Patients Transferred for Primary Percutaneous Coronary Intervention
Wang TY, Nallamothu BK, Krumholz HM, Li S, Roe MT, Jollis JG, Jacobs AK, Holmes DR, Peterson ED, Ting HH. Association of Door-In to Door-Out Time With Reperfusion Delays and Outcomes Among Patients Transferred for Primary Percutaneous Coronary Intervention. JAMA 2011, 305: 2540-2547. PMID: 21693742, DOI: 10.1001/jama.2011.862.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryCohort StudiesFemaleHospital MortalityHumansMaleMiddle AgedMyocardial InfarctionMyocardial ReperfusionOdds RatioPatient AdmissionPatient DischargePatient TransferQuality Indicators, Health CareReferral and ConsultationRetrospective StudiesTime FactorsTreatment OutcomeUnited StatesConceptsPrimary percutaneous coronary interventionST-elevation myocardial infarctionPrimary PCIPercutaneous coronary interventionDIDO timeHospital mortalityDTB timeCoronary interventionReperfusion delayFirst hospital presentationMedian DIDO timeOff-hour presentationSTEMI referral hospitalsClinical performance measuresHospital presentationAbsolute contraindicationBalloon timeRetrospective cohortReferral hospitalInterhospital transferACTION RegistryFemale sexMyocardial infarctionFirst HospitalPatient outcomes
2005
Physician specialty and mortality among elderly patients hospitalized with heart failure
Foody JM, Rathore SS, Wang Y, Herrin J, Masoudi FA, Havranek EP, Krumholz HM. Physician specialty and mortality among elderly patients hospitalized with heart failure. The American Journal Of Medicine 2005, 118: 1120-1125. PMID: 16194643, DOI: 10.1016/j.amjmed.2005.01.075.Peer-Reviewed Original ResearchConceptsHeart failureFamily physiciansGeneral physiciansSpecialty careDay of admissionCause mortalityCardiology consultationElderly patientsPrimary outcomePhysician specialtyMedicare beneficiariesMortality ratePatientsCardiologistsPhysiciansMortalityInternistsCareOutcomesConsultationFailureDaysSpecialtiesAdmissionVolume-based referral for cardiovascular procedures in the United States: a cross-sectional regression analysis
Epstein AJ, Rathore SS, Krumholz HM, Volpp K. Volume-based referral for cardiovascular procedures in the United States: a cross-sectional regression analysis. BMC Health Services Research 2005, 5: 42. PMID: 15935099, PMCID: PMC1175086, DOI: 10.1186/1472-6963-5-42.Peer-Reviewed Original ResearchConceptsPercutaneous coronary interventionHigh-volume hospitalsVolume hospitalsLow-volume hospitalsNumber of patientsHospital mortalityCoronary artery bypass graft surgeryLeapfrog GroupArtery bypass graft surgeryNational hospital discharge databaseProcedure-associated mortalityVolume-based referralBypass graft surgeryHospital discharge databaseNumber of deathsCABG patientsHospital CABGGraft surgeryPCI patientsCoronary interventionDischarge databaseRetrospective analysisCABGCardiovascular proceduresPatients
2004
Social 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
2000
Evaluating Quality of Care for Patients With Heart Failure
Krumholz H, Baker D, Ashton C, Dunbar S, Friesinger G, Havranek E, Hlatky M, Konstam M, Ordin D, Pina I, Pitt B, Spertus J. Evaluating Quality of Care for Patients With Heart Failure. Circulation 2000, 101: e122-40. PMID: 10736303, DOI: 10.1161/01.cir.101.12.e122.Peer-Reviewed Original ResearchAdrenergic beta-AntagonistsAgedAngiotensin-Converting Enzyme InhibitorsAnticoagulantsAspirinAtrial FibrillationData CollectionDigoxinExercise TherapyFee-for-Service PlansHeart FailureHumansInformation ServicesLength of StayOutcome and Process Assessment, Health CarePatient Education as TopicPractice Guidelines as TopicPractice Patterns, Physicians'Quality of Health CareReferral and ConsultationStroke VolumeUnited StatesVentricular Dysfunction, Left
1994
Clinical utility of transthoracic two-dimensional and Doppler echocardiography
Krumholz H, Douglas P, Goldman L, Waksmonski C. Clinical utility of transthoracic two-dimensional and Doppler echocardiography. Journal Of The American College Of Cardiology 1994, 24: 125-131. PMID: 8006255, DOI: 10.1016/0735-1097(94)90552-5.Peer-Reviewed Original ResearchConceptsNew diagnosisChart reviewEchocardiographic examinationMitral regurgitationClinical utilityLeft ventricular wall motion abnormalitiesTertiary care teaching hospitalVentricular wall motion abnormalitiesGreater mitral regurgitationProspective observational studyUse of echocardiographyWall motion abnormalitiesPharmacologic treatmentTransthoracic twoDoppler echocardiographyMotion abnormalitiesPhysician interviewsTeaching hospitalObservational studyEchocardiographyClinical practiceOutpatientsInpatientsPatient diagnosisContemporary echocardiography
1992
Selection of patients for coronary angiography and coronary revascularization early after myocardial infarction: is there evidence for a gender bias?
Krumholz HM, Douglas PS, Lauer MS, Pasternak RC. Selection of patients for coronary angiography and coronary revascularization early after myocardial infarction: is there evidence for a gender bias? Annals Of Internal Medicine 1992, 116: 785-90. PMID: 1567092, DOI: 10.7326/0003-4819-116-10-785.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overAngioplasty, Balloon, CoronaryCardiac CatheterizationCoronary AngiographyCoronary Artery BypassFemaleHospitalizationHumansMaleMiddle AgedMyocardial InfarctionMyocardial RevascularizationOdds RatioPatient SelectionPrejudiceReferral and ConsultationRetrospective StudiesSeverity of Illness IndexSex FactorsVentricular Function, LeftConceptsCoronary artery diseaseSelection of patientsMyocardial infarctionCoronary angiographyArtery diseaseCoronary artery bypass graft surgeryArtery bypass graft surgeryCoronary artery bypass surgerySevere coronary artery diseasePercutaneous transluminal coronary angioplastyCreatine kinase MB fractionTertiary care teaching hospitalThree-vessel diseaseTwo-vessel diseaseArtery bypass surgeryBypass graft surgeryLeft main stenosisRetrospective cohort studyTransluminal coronary angioplastyPrincipal discharge diagnosisAcute myocardial infarctionAbnormal ejection fractionAge-adjusted ratesTherapeutic cardiovascular proceduresCoronary revascularization