2020
National 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 SurveyStroke Code Presentations, Interventions, and Outcomes Before and During the COVID-19 Pandemic
Jasne AS, Chojecka P, Maran I, Mageid R, Eldokmak M, Zhang Q, Nystrom K, Vlieks K, Askenase M, Petersen N, Falcone GJ, Wira CR, Lleva P, Zeevi N, Narula R, Amin H, Navaratnam D, Loomis C, Hwang DY, Schindler J, Hebert R, Matouk C, Krumholz HM, Spudich S, Sheth KN, Sansing LH, Sharma R. Stroke Code Presentations, Interventions, and Outcomes Before and During the COVID-19 Pandemic. Stroke 2020, 51: 2664-2673. PMID: 32755347, PMCID: PMC7446978, DOI: 10.1161/str.0000000000000347.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBetacoronavirusBrain IschemiaCohort StudiesComorbidityConnecticutCoronary Artery DiseaseCoronavirus InfectionsCOVID-19DyslipidemiasEmergency Medical ServicesEthnicityFemaleHumansHypertensionIncomeInsurance, HealthIntracranial HemorrhagesMaleMedically UninsuredMiddle AgedOutcome and Process Assessment, Health CarePandemicsPneumonia, ViralRetrospective StudiesSARS-CoV-2Severity of Illness IndexStrokeSubstance-Related DisordersTelemedicineThrombectomyThrombolytic TherapyTime-to-TreatmentConceptsComprehensive stroke centerStroke codePatient characteristicsStroke severityStroke code patientsHistory of hypertensionStroke-like symptomsCoronary artery diseaseCoronavirus disease 2019 (COVID-19) pandemicPatient-level dataLower median household incomePublic health initiativesDisease 2019 pandemicCOVID-19 pandemicRace/ethnicityCode patientsHospital presentationPublic health insuranceRankin ScaleStroke centersArtery diseaseReperfusion timeStroke symptomsEarly outcomesConnecticut hospitals
2015
Insurance and Prehospital Delay in Patients ≤55 Years With Acute Myocardial Infarction
Chen SI, Wang Y, Dreyer R, Strait KM, Spatz ES, Xu X, Smolderen KG, Desai NR, Lorenze NP, Lichtman JH, Spertus JA, D'Onofrio G, Bueno H, Masoudi FA, Krumholz HM. Insurance and Prehospital Delay in Patients ≤55 Years With Acute Myocardial Infarction. The American Journal Of Cardiology 2015, 116: 1827-1832. PMID: 26541907, PMCID: PMC5323057, DOI: 10.1016/j.amjcard.2015.09.018.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPrehospital delayInsurance statusMyocardial infarctionSpanish patientsGender differencesHealth care systemUS patientsProspective studyUS cohortUS womenPatientsUniversal insuranceCare systemWomenSignificant gender differencesInfarctionMenInsurance groupsHoursStatusAssociationLarge proportionDifferencesCohort
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
2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction
O’Gara P, Kushner FG, Ascheim DD, Casey DE, Chung MK, de Lemos JA, Ettinger SM, Fang JC, Fesmire FM, Franklin BA, Granger CB, Krumholz HM, Linderbaum JA, Morrow DA, Newby LK, Ornato JP, Ou N, Radford MJ, Tamis-Holland JE, Tommaso JE, Tracy CM, Woo YJ, Zhao DX. 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction. Circulation 2012, 127: 529-555. PMID: 23247303, DOI: 10.1161/cir.0b013e3182742c84.Peer-Reviewed Original ResearchAmerican Heart AssociationCardiologyDiagnostic Techniques, CardiovascularDisease ManagementElectrocardiographyEmergency Medical ServicesEvidence-Based MedicineHumansMedication Therapy ManagementMyocardial InfarctionMyocardial ReperfusionPatient SelectionPercutaneous Coronary InterventionRisk AssessmentThrombolytic TherapyUnited States2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction: Executive Summary A Report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines
O'Gara PT, Kushner FG, Ascheim DD, Casey DE, Chung MK, de Lemos JA, Ettinger SM, Fang JC, Fesmire FM, Franklin BA, Granger CB, Krumholz HM, Linderbaum JA, Morrow DA, Newby LK, Ornato JP, Ou N, Radford MJ, Tamis-Holland JE, Tommaso CL, Tracy CM, Woo YJ, Zhao DX. 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction: Executive Summary A Report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. Journal Of The American College Of Cardiology 2012, 61: 485-510. PMID: 23256913, DOI: 10.1016/j.jacc.2012.11.018.Peer-Reviewed Original ResearchAmerican Heart AssociationCardiologyClinical ProtocolsDiagnostic Techniques, CardiovascularDisease ManagementElectrocardiographyEmergency Medical ServicesEvidence-Based MedicineHumansMedication Therapy ManagementMyocardial InfarctionMyocardial ReperfusionPatient SelectionPercutaneous Coronary InterventionRisk AssessmentThrombolytic TherapyUnited States2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction A Report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines
O'Gara PT, Kushner FG, Ascheim DD, Casey DE, Chung MK, de Lemos JA, Ettinger SM, Fang JC, Fesmire FM, Franklin BA, Granger CB, Krumholz HM, Linderbaum JA, Morrow DA, Newby LK, Ornato JP, Ou N, Radford MJ, Tamis-Holland JE, Tommaso CL, Tracy CM, Woo YJ, Zhao DX. 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction A Report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. Journal Of The American College Of Cardiology 2012, 61: e78-e140. PMID: 23256914, DOI: 10.1016/j.jacc.2012.11.019.Peer-Reviewed Original ResearchAmerican Heart AssociationCardiologyClinical ProtocolsCoronary Artery BypassDiagnostic Techniques, CardiovascularDisease ManagementElectrocardiographyEmergency Medical ServicesEvidence-Based MedicineHumansMedication Therapy ManagementMyocardial InfarctionMyocardial ReperfusionPatient SelectionPercutaneous Coronary InterventionRisk AssessmentThrombolytic TherapyUnited States2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction
O'Gara PT, Kushner FG, Ascheim DD, Casey DE, Chung MK, de Lemos JA, Ettinger SM, Fang JC, Fesmire FM, Franklin BA, Granger CB, Krumholz HM, Linderbaum JA, Morrow DA, Newby LK, Ornato JP, Ou N, Radford MJ, Tamis-Holland JE, Tommaso CL, Tracy CM, Woo YJ, Zhao DX, Anderson JL, Jacobs AK, Halperin JL, Albert NM, Brindis RG, Creager MA, DeMets D, Guyton RA, Hochman JS, Kovacs RJ, Kushner FG, Ohman EM, Stevenson WG, Yancy CW. 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction. Circulation 2012, 127: e362-e425. PMID: 23247304, DOI: 10.1161/cir.0b013e3182742cf6.Peer-Reviewed Original ResearchAmerican Heart AssociationCardiologyClinical ProtocolsDiagnostic Techniques, CardiovascularDisease ManagementElectrocardiographyEmergency Medical ServicesEvidence-Based MedicineHumansMedication Therapy ManagementMyocardial InfarctionMyocardial ReperfusionPatient SelectionPercutaneous Coronary InterventionRisk AssessmentThrombolytic TherapyUnited States
2008
Implementation and Integration of Prehospital ECGs Into Systems of Care for Acute Coronary Syndrome
Ting HH, Krumholz HM, Bradley EH, Cone DC, Curtis JP, Drew BJ, Field JM, French WJ, Gibler WB, Goff DC, Jacobs AK, Nallamothu BK, O'Connor RE, Schuur JD. Implementation and Integration of Prehospital ECGs Into Systems of Care for Acute Coronary Syndrome. Circulation 2008, 118: 1066-1079. PMID: 18703464, DOI: 10.1161/circulationaha.108.190402.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsDelay in Presentation and Reperfusion Therapy in ST-Elevation Myocardial Infarction
Ting HH, Bradley EH, Wang Y, Nallamothu BK, Gersh BJ, Roger VL, Lichtman JH, Curtis JP, Krumholz HM. Delay in Presentation and Reperfusion Therapy in ST-Elevation Myocardial Infarction. The American Journal Of Medicine 2008, 121: 316-323. PMID: 18374691, PMCID: PMC2373574, DOI: 10.1016/j.amjmed.2007.11.017.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAngioplasty, Balloon, CoronaryEarly DiagnosisElectrocardiographyEmergency Medical ServicesEmergency Service, HospitalFemaleFollow-Up StudiesHospital MortalityHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionMyocardial RevascularizationOdds RatioProbabilityRegistriesRetrospective StudiesRisk FactorsSurvival AnalysisThrombolytic TherapyTime FactorsTreatment OutcomeConceptsST-elevation myocardial infarctionReperfusion therapyHospital presentationBalloon timeSymptom onsetLonger doorMyocardial infarctionDrug timePrimary reperfusion therapyCohort studyLate presentersNeedle timeNational registryPatientsReduced likelihoodTherapyInfarctionLong delayPresentationOnsetHoursAssociationMinutesRegistry
2007
Development of Systems of Care for ST-Elevation Myocardial Infarction Patients
Nallamothu BK, Krumholz HM, Ko DT, LaBresh KA, Rathore S, Roe MT, Schwamm L. Development of Systems of Care for ST-Elevation Myocardial Infarction Patients. Circulation 2007, 116: e68-72. PMID: 17538036, DOI: 10.1161/circulationaha.107.184052.Peer-Reviewed Original Research
2006
Strategies for Reducing the Door-to-Balloon Time in Acute Myocardial Infarction
Bradley EH, Herrin J, Wang Y, Barton BA, Webster TR, Mattera JA, Roumanis SA, Curtis JP, Nallamothu BK, Magid DJ, McNamara RL, Parkosewich J, Loeb JM, Krumholz HM. Strategies for Reducing the Door-to-Balloon Time in Acute Myocardial Infarction. New England Journal Of Medicine 2006, 355: 2308-2320. PMID: 17101617, DOI: 10.1056/nejmsa063117.Peer-Reviewed Original ResearchConceptsST-segment elevationBalloon timeCatheterization laboratoryMyocardial infarctionFaster doorEmergency departmentPrimary percutaneous coronary interventionHospital strategiesIntracoronary balloon inflationPercutaneous coronary interventionAcute myocardial infarctionMinority of hospitalsEmergency medicine physiciansReperfusion treatmentCoronary interventionBalloon inflationMedicine physiciansMultivariate analysisHospitalInfarctionPatientsMedicaid ServicesSignificant reductionReal-time data feedbackData feedbackRelation Between Hospital Specialization With Primary Percutaneous Coronary Intervention and Clinical Outcomes in ST-Segment Elevation Myocardial Infarction
Nallamothu BK, Wang Y, Magid DJ, McNamara RL, Herrin J, Bradley EH, Bates ER, Pollack CV, Krumholz HM. Relation Between Hospital Specialization With Primary Percutaneous Coronary Intervention and Clinical Outcomes in ST-Segment Elevation Myocardial Infarction. Circulation 2006, 113: 222-229. PMID: 16401769, DOI: 10.1161/circulationaha.105.578195.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionElevation myocardial infarctionHospital mortalityBalloon timePPCI volumeFibrinolytic therapyClinical outcomesMyocardial infarctionPrimary percutaneous coronary intervention capabilityPercutaneous coronary intervention capabilityPrimary percutaneous coronary interventionHierarchical multivariable regressionMyocardial infarction 4Hospital-level factorsPercutaneous coronary interventionHospital specializationSTEMI patientsCoronary interventionHighest quartileShorter doorHospital characteristicsNational registryLowest quartileRelative riskMultivariable regression
2004
ACC/AHA Guidelines for the Management of Patients With ST-Elevation Myocardial Infarction—Executive Summary
Antman EM, Anbe DT, Armstrong PW, Bates ER, Green LA, Hand M, Hochman JS, Krumholz HM, Kushner FG, Lamas GA, Mullany CJ, Ornato JP, Pearle DL, Sloan MA, Smith SC, Antman E, Smith S, Alpert J, Anderson J, Faxon D, Fuster V, Gibbons R, Gregoratos G, Halperin J, Hiratzka L, Hunt S, Jacobs A, Ornato J. ACC/AHA Guidelines for the Management of Patients With ST-Elevation Myocardial Infarction—Executive Summary. Circulation 2004, 110: 588-636. PMID: 15289388, DOI: 10.1161/01.cir.0000134791.68010.fa.Peer-Reviewed Original ResearchAdultAge FactorsAgedAmerican Heart AssociationAngioplasty, Balloon, CoronaryCardiovascular AgentsCombined Modality TherapyContraindicationsCoronary AngiographyCoronary Artery BypassCoronary Care UnitsDecision TreesDiagnosis, DifferentialEarly DiagnosisElectrocardiographyEmergency Medical ServicesEmergency Service, HospitalFemaleGuideline AdherenceHeart ArrestHeart Conduction SystemHumansMaleMiddle AgedMyocardial InfarctionOutcome Assessment, Health CarePatient DischargePatient Education as TopicPatient SelectionRisk AssessmentRisk FactorsSeverity of Illness IndexSex FactorsSurvival AnalysisThrombolytic TherapyUnited StatesACC/AHA guidelines for the management of patients with ST-elevation myocardial infarction--executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the 1999 Guidelines for the Management of Patients With Acute Myocardial Infarction).
Antman EM, Anbe DT, Armstrong PW, Bates ER, Green LA, Hand M, Hochman JS, Krumholz HM, Kushner FG, Lamas GA, Mullany CJ, Ornato JP, Pearle DL, Sloan MA, Smith SC. ACC/AHA guidelines for the management of patients with ST-elevation myocardial infarction--executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the 1999 Guidelines for the Management of Patients With Acute Myocardial Infarction). Canadian Journal Of Cardiology 2004, 20: 977-1025. PMID: 15332148.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAmerican Heart AssociationAngioplasty, Balloon, CoronaryCombined Modality TherapyCoronary AngiographyElectrocardiographyEmergency Medical ServicesEmergency Service, HospitalFemaleGuideline AdherenceHumansMaleMiddle AgedMyocardial InfarctionPatient Education as TopicPatient SelectionRisk AssessmentSex FactorsSurvival AnalysisThrombolytic TherapyUnited StatesACC/AHA Guidelines for the Management of Patients With ST-Elevation Myocardial Infarction—Executive Summary A Report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the 1999 Guidelines for the Management of Patients With Acute Myocardial Infarction)
Antman EM, Anbe DT, Armstrong PW, Bates ER, Green LA, Hand M, Hochman JS, Krumholz HM, Kushner FG, Lamas GA, Mullany CJ, Ornato JP, Pearle DL, Sloan MA, Smith SC, Antman E, Smith S, Alpert J, Anderson J, Faxon D, Fuster V, Gibbons R, Gregoratos G, Halperin J, Hiratzka L, Hunt S, Jacobs A, Ornato J. ACC/AHA Guidelines for the Management of Patients With ST-Elevation Myocardial Infarction—Executive Summary A Report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the 1999 Guidelines for the Management of Patients With Acute Myocardial Infarction). Journal Of The American College Of Cardiology 2004, 44: 671-719. PMID: 15358045, DOI: 10.1016/j.jacc.2004.07.002.Peer-Reviewed Original ResearchMeSH KeywordsAngioplasty, Balloon, CoronaryCardiovascular AgentsContraindicationsCoronary AngiographyCoronary Artery BypassCoronary Care UnitsDecision TreesDiagnosis, DifferentialEarly DiagnosisEmergency Medical ServicesEmergency Service, HospitalHeart ArrestHeart Conduction SystemHumansMyocardial InfarctionOutcome Assessment, Health CarePatient DischargePatient Education as TopicRisk AssessmentRisk FactorsSeverity of Illness IndexThrombolytic Therapy
2001
Task Force 4: organization of delivery systems for adults with congenital heart disease
Landzberg M, Murphy D, Davidson W, Jarcho J, Krumholz H, Mayer J, Mee R, Sahn D, Van Hare G, Webb G, Williams R. Task Force 4: organization of delivery systems for adults with congenital heart disease. Journal Of The American College Of Cardiology 2001, 37: 1187-1193. PMID: 11300421, DOI: 10.1016/s0735-1097(01)01275-x.Peer-Reviewed Original Research