2021
Variations in Quality of Care by Sex and Social Determinants of Health Among Younger Adults With Acute Myocardial Infarction in the US and Canada
Raparelli V, Pilote L, Dang B, Behlouli H, Dziura JD, Bueno H, D’Onofrio G, Krumholz HM, Dreyer RP. Variations in Quality of Care by Sex and Social Determinants of Health Among Younger Adults With Acute Myocardial Infarction in the US and Canada. JAMA Network Open 2021, 4: e2128182. PMID: 34668947, PMCID: PMC8529414, DOI: 10.1001/jamanetworkopen.2021.28182.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionQuality of careHealth care systemYoung adultsFemale sexMyocardial infarctionCare systemHospital careSocial determinantsRetrospective cohort analysisLow qualityAdverse SDOHLowest tertileReadmission ratesMore patientsPostacute careAMI careOutpatient careCare scoresHigh prevalenceCohort analysisLarge cohortMAIN OUTCOMESDOHHospital
2020
The impact of sex, gender and healthcare system on quality of care among young adults with acute myocardial infarction
Raparelli V, Pilote L, Behlouli H, Dziura J, Bueno H, D'Onofrio G, Krumholz H, Dreyer R. The impact of sex, gender and healthcare system on quality of care among young adults with acute myocardial infarction. European Heart Journal 2020, 41: ehaa946.3175. DOI: 10.1093/ehjci/ehaa946.3175.Peer-Reviewed Original ResearchAcute myocardial infarctionQuality of careYoung adultsMyocardial infarctionHealthcare systemHigher risk factor burdenRisk factor burdenPost-discharge carePhases of careMultipayer systemImpact of sexSystem-level factorsHospital phaseAMI careCare scoresSingle-payer systemCareWomenCanadian InstituteSexAdultsMenInfarctionHospitalLinear regression modelsNational Trends in Emergency Department Care Processes for Acute Myocardial Infarction in the United States, 2005 to 2015
Pendyal A, Rothenberg C, Scofi JE, Krumholz HM, Safdar B, Dreyer RP, Venkatesh AK. National Trends in Emergency Department Care Processes for Acute Myocardial Infarction in the United States, 2005 to 2015. Journal Of The American Heart Association 2020, 9: e017208. PMID: 33047624, PMCID: PMC7763391, DOI: 10.1161/jaha.120.017208.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionAcute myocardial infarctionMedian ED lengthUS emergency departmentsEmergency departmentED visitsMyocardial infarctionED administrationED lengthAMI careNational Hospital Ambulatory Medical Care SurveyCare processesAmbulatory Medical Care SurveyEvidence-based medicationsNonaspirin antiplatelet agentsEarly invasive strategyAnnual ED visitsRegionalization of careED care processesReal-world trendsAntiplatelet therapyAnnual incidenceAntiplatelet agentsYearly incidenceCare SurveyUse of intravenous magnesium sulfate among patients with acute myocardial infarction in China from 2001 to 2015: China PEACE—Retrospective AMI Study
Wang X, Du X, Yang H, Bucholz E, Downing N, Spertus JA, Masoudi FA, Li J, Guan W, Gao Y, Hu S, Bai X, Krumholz HM, Li X. Use of intravenous magnesium sulfate among patients with acute myocardial infarction in China from 2001 to 2015: China PEACE—Retrospective AMI Study. BMJ Open 2020, 10: e033269. PMID: 32220910, PMCID: PMC7170603, DOI: 10.1136/bmjopen-2019-033269.Peer-Reviewed Original ResearchConceptsIntravenous magnesium sulfateAcute myocardial infarctionMagnesium sulfate useMyocardial infarctionMagnesium sulfateChina PEACE-Retrospective AMI StudyHospital-level variationProportion of hospitalsHospital-specific characteristicsMedian ORsSignificant initial decreaseReperfusion therapyCardiac arrestAMI careIneffective therapyPatient outcomesRepresentative sampleObservational studyMAIN OUTCOMEChinese guidelinesPatientsChinese hospitalsRoutine useAMI studyInfarction
2019
Trends in Performance and Opportunities for Improvement on a Composite Measure of Acute Myocardial Infarction Care
Desai NR, Udell JA, Wang Y, Spatz ES, Dharmarajan K, Ahmad T, Julien HM, Annapureddy A, Goyal A, de Lemos JA, Masoudi FA, Bhatt DL, Minges KE, Krumholz HM, Curtis JP. Trends in Performance and Opportunities for Improvement on a Composite Measure of Acute Myocardial Infarction Care. Circulation Cardiovascular Quality And Outcomes 2019, 12: e004983. PMID: 30871375, DOI: 10.1161/circoutcomes.118.004983.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiology Service, HospitalFemaleGuideline AdherenceHealthcare DisparitiesHumansMaleMiddle AgedMyocardial InfarctionOutcome and Process Assessment, Health CarePractice Guidelines as TopicQuality ImprovementQuality Indicators, Health CareRacial GroupsRegistriesSex FactorsSocioeconomic FactorsTreatment OutcomeUnited StatesConceptsProportion of patientsAcute myocardial infarctionDefect-free careHispanic patientsAMI careOlder patientsCare measuresNational Cardiovascular Data Registry Acute Coronary TreatmentIntervention Outcomes Network RegistryAcute myocardial infarction careGuideline-recommended pharmacotherapyMedicaid insurance coverageSociodemographic groupsMyocardial infarction careSafety-net statusGreatest absolute improvementComposite measureQuality of careHospital-level performanceCessation counselingEvidence-based processReperfusion therapyCardiac rehabilitationCoronary TreatmentVentricular function
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
2014
Strategies to reduce hospital 30-day risk-standardized mortality rates for patients with acute myocardial infarction: a cross-sectional and longitudinal survey
Bradley EH, Sipsma H, Brewster AL, Krumholz HM, Curry L. Strategies to reduce hospital 30-day risk-standardized mortality rates for patients with acute myocardial infarction: a cross-sectional and longitudinal survey. BMC Cardiovascular Disorders 2014, 14: 126. PMID: 25252826, PMCID: PMC4182840, DOI: 10.1186/1471-2261-14-126.Peer-Reviewed Original ResearchMeSH KeywordsCooperative BehaviorCross-Sectional StudiesEmergency Medical ServicesEmergency Medical TechniciansHealth Care SurveysHospital MortalityHospitalsHumansInservice TrainingInterdisciplinary CommunicationLongitudinal StudiesMedical Order Entry SystemsMyocardial InfarctionOrganizational CulturePatient Care TeamQuality ImprovementQuality Indicators, Health CareTime FactorsUnited StatesConceptsAcute myocardial infarctionAMI mortality ratesPercentage of hospitalsMortality rateMyocardial infarctionAMI mortalityHospital AMI mortality ratesRisk-standardized mortality ratesEmergency medical services (EMS) providersHospital strategiesCross-sectional surveyPhysician order entryBackgroundSurvival ratesAMI careMedical service providersResultsBetween 2010HospitalU.S. hospitalsOrder entryRegular trainingInfarctionLongitudinal analysisHospital performanceMortalityCurrent use
2012
Features of High Quality Discharge Planning for Patients Following Acute Myocardial Infarction
Cherlin EJ, Curry LA, Thompson JW, Greysen SR, Spatz E, Krumholz HM, Bradley EH. Features of High Quality Discharge Planning for Patients Following Acute Myocardial Infarction. Journal Of General Internal Medicine 2012, 28: 436-443. PMID: 23263917, PMCID: PMC3579981, DOI: 10.1007/s11606-012-2234-y.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPrimary care physiciansHospital discharge processDischarge planningCare physiciansMyocardial infarctionMedicaid Services Hospital Compare websitePercutaneous coronary interventionPrimary care providersQuality discharge planningHigh quality discharge planningCase management servicesHospital Compare websiteCoronary interventionAMI carePatient hospitalPatient hospitalizationPatient admissionsPatient educationCare plansCare providersMortality ratePatientsEducation sessionsHospital
2011
Cognitive impairment and outcomes in older adult survivors of acute myocardial infarction: Findings from the Translational Research Investigating Underlying disparities in acute Myocardial infarction Patients' Health Status registry
Gharacholou SM, Reid KJ, Arnold SV, Spertus J, Rich MW, Pellikka PA, Singh M, Holsinger T, Krumholz HM, Peterson ED, Alexander KP. Cognitive impairment and outcomes in older adult survivors of acute myocardial infarction: Findings from the Translational Research Investigating Underlying disparities in acute Myocardial infarction Patients' Health Status registry. American Heart Journal 2011, 162: 860-869.e1. PMID: 22093202, PMCID: PMC3410733, DOI: 10.1016/j.ahj.2011.08.005.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionQuality of lifeMyocardial infarctionCognitive statusCognitive impairmentAcute Myocardial Infarction Patients' Health Status (TRIUMPH) registryCardiac catheterization ratesCardiac rehabilitation referralRates of hypertensionMost older patientsSurvival 1 yearNormal cognitive functionCognitive function assessmentOlder adult survivorsLess referralCatheterization ratesMulticenter registryOlder patientsCardiac rehabilitationCerebrovascular accidentRehabilitation referralInvasive careMean ageHospital treatmentAMI care
2010
Differences in Patient Survival After Acute Myocardial Infarction by Hospital Capability of Performing Percutaneous Coronary Intervention: Implications for Regionalization
Chen J, Krumholz HM, Wang Y, Curtis JP, Rathore SS, Ross JS, Normand SL, Schreiner GC, Mulvey G, Nallamothu BK. Differences in Patient Survival After Acute Myocardial Infarction by Hospital Capability of Performing Percutaneous Coronary Intervention: Implications for Regionalization. JAMA Internal Medicine 2010, 170: 433-439. PMID: 20212179, PMCID: PMC2900156, DOI: 10.1001/archinternmed.2009.538.Peer-Reviewed Original ResearchConceptsRisk-standardized mortality ratesNon-PCI hospitalsPercutaneous coronary interventionAcute myocardial infarctionHospital referral regionsPCI hospitalsHealth care regionCoronary interventionAMI patientsMyocardial infarctionCare regionLower risk-standardized mortality ratesSame hospital referral regionService beneficiaries 65 yearsBeneficiaries 65 yearsMagnitude of benefitPatient survivalAMI careReferral regionsOutcome differencesMedicare feeMortality rateHospitalHospital capabilitiesInfarctionImportance of Measuring Glycosylated Hemoglobin in Patients With Myocardial Infarction and Known Diabetes Mellitus
Stolker JM, Sun D, Conaway DG, Jones PG, Masoudi FA, Peterson PN, Krumholz HM, Kosiborod M, Spertus JA. Importance of Measuring Glycosylated Hemoglobin in Patients With Myocardial Infarction and Known Diabetes Mellitus. The American Journal Of Cardiology 2010, 105: 1090-1094. PMID: 20381658, PMCID: PMC2856846, DOI: 10.1016/j.amjcard.2009.12.010.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionDiabetes mellitusMyocardial infarctionChronic glycemic controlPoor controlMyocardial infarction patientsProspective registryGlycemic controlClinical outcomesGlycosylated hemoglobinHemoglobin assessmentInfarction patientsAMI careDM controlDM treatmentHospital levelPatientsDisease managementAdditional quality indicatorsMarked variabilityMellitusInfarctionCurrent performance measuresDM evaluationAssessment
2006
Trends in Acute Myocardial Infarction in 4 US States Between 1992 and 2001
Masoudi FA, Foody JM, Havranek EP, Wang Y, Radford MJ, Allman RM, Gold J, Wiblin RT, Krumholz HM. Trends in Acute Myocardial Infarction in 4 US States Between 1992 and 2001. Circulation 2006, 114: 2806-2814. PMID: 17145994, DOI: 10.1161/circulationaha.106.611707.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionAngiotensin-converting enzyme inhibitorEnzyme inhibitorsPrimary discharge diagnosisHealth system perspectiveQuality of careMore comorbiditiesClinical characteristicsDischarge diagnosisMyocardial infarctionAMI careMedicare patientsMultivariable modelTreatment criteriaMedicare populationTreatment ratesAspirinHealth impactsMortalityCarePresent studyOutcomesIndicator definitionsDiverse populationsInhibitors
2000
What's Happening in Quality Improvement at the Local Hospital: A State Wide Study From the Cooperative Cardiovascular Project
Holmboe E, Meehan T, Radford M, Wang Y, Krumholz H. What's Happening in Quality Improvement at the Local Hospital: A State Wide Study From the Cooperative Cardiovascular Project. American Journal Of Medical Quality 2000, 15: 106-113. PMID: 10872260, DOI: 10.1177/106286060001500304.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionCooperative Cardiovascular ProjectFull-time equivalentsAMI careNonfederal hospitalsIndividual hospitalsCare of patientsProcess of careMultidisciplinary QI teamQuality of careQuality improvement activitiesMyocardial infarctionLocal hospitalImprovement interventionsHospitalRegistered NursesSecondary analysisPhysician championsQI teamsCareScientific evidenceState-wide studyCritical pathwaysQuestionnaire studyDepartment
1995
Quality of Care for Medicare Patients With Acute Myocardial Infarction: A Four-State Pilot Study From the Cooperative Cardiovascular Project
Ellerbeck E, Jencks S, Radford M, Timothy F, Craig A, Gold J, Krumholz H, Vogel R. Quality of Care for Medicare Patients With Acute Myocardial Infarction: A Four-State Pilot Study From the Cooperative Cardiovascular Project. JAMA 1995, 273: 1509-1514. DOI: 10.1001/jama.1995.03520430045037.Peer-Reviewed Original ResearchAcute myocardial infarctionQuality of careMedicare patientsMyocardial infarctionΒ-blockersRetrospective medical record reviewPercentage of patientsMedical record reviewClinical practice guidelinesCooperative Cardiovascular ProjectAcute care hospitalsHealth care professionalsPrimary hospitalizationInitial hospitalizationCare hospitalRecord reviewStandard treatmentAMI careCare indicatorsPrincipal diagnosisPractice guidelinesAMI therapyHospitalizationCare professionalsPatientsQuality of care for Medicare patients with acute myocardial infarction. A four-state pilot study from the Cooperative Cardiovascular Project.
Ellerbeck EF, Jencks SF, Radford MJ, Kresowik TF, Craig AS, Gold JA, Krumholz HM, Vogel RA. Quality of care for Medicare patients with acute myocardial infarction. A four-state pilot study from the Cooperative Cardiovascular Project. JAMA 1995, 273: 1509-14. PMID: 7739077, DOI: 10.1001/jama.273.19.1509.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionQuality of careMedicare patientsMyocardial infarctionRetrospective medical record reviewPercentage of patientsMedical record reviewClinical practice guidelinesCooperative Cardiovascular ProjectAcute care hospitalsHealth care professionalsPrimary hospitalizationInitial hospitalizationCare hospitalRecord reviewStandard treatmentAMI careCare indicatorsPrincipal diagnosisPractice guidelinesAMI therapyMAIN OUTCOMEHospitalizationCare professionalsPatients