2017
Comparison of Electrocardiographic Characteristics in Men Versus Women ≤ 55 Years With Acute Myocardial Infarction (a Variation in Recovery: Role of Gender on Outcomes of Young Acute Myocardial Infarction Patients Substudy)
Barrabés JA, Gupta A, Porta-Sánchez A, Strait KM, Acosta-Vélez JG, D'Onofrio G, Lidón RM, Geda M, Dreyer RP, Lorenze NP, Lichtman JH, Spertus JA, Bueno H, Krumholz HM. Comparison of Electrocardiographic Characteristics in Men Versus Women ≤ 55 Years With Acute Myocardial Infarction (a Variation in Recovery: Role of Gender on Outcomes of Young Acute Myocardial Infarction Patients Substudy). The American Journal Of Cardiology 2017, 120: 1727-1733. PMID: 28865896, DOI: 10.1016/j.amjcard.2017.07.106.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionST-segment depressionElectrocardiographic presentationMyocardial infarctionQ wavesAnterior ST segment depressionST-segment elevation myocardial infarction diagnosisOutcome of AMIYoung AMI patientsMen Versus WomenST-segment elevationLonger QTc intervalsIntraventricular conduction disturbancesCentral core labNegative T wavesAbnormal Q wavesGender-related differencesBaseline characteristicsContemporary registryAnterior leadsMyocardial infarction diagnosisYounger patientsQTc intervalAMI patientsWorse prognosis
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 feedback
2001
Acute myocardial infarction in the elderly: differences by age
Mehta R, Rathore S, Radford M, Wang Y, Wang Y, Krumholz H. Acute myocardial infarction in the elderly: differences by age. Journal Of The American College Of Cardiology 2001, 38: 736-741. PMID: 11527626, DOI: 10.1016/s0735-1097(01)01432-2.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionAge-associated differencesElderly patientsClinical characteristicsAge groupsMyocardial infarctionThirty-day mortality rateMedicare beneficiaries ageOne-year mortalityPrior coronary diseaseProportion of patientsST-segment elevationOlder age groupsSignificant age-associated differencesChest painEffect of ageOlder patientsRenal insufficiencyCoronary diseaseHeart failureHospital admissionPatient characteristicsSuccessive age groupsSymptom onsetDiabetic patients
2000
Thrombolytic therapy in older patients
Berger A, Radford M, Wang Y, Krumholz H. Thrombolytic therapy in older patients. Journal Of The American College Of Cardiology 2000, 36: 366-374. PMID: 10933344, DOI: 10.1016/s0735-1097(00)00723-3.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPrimary angioplastyThrombolytic therapyOlder patientsBundle branch blockAcute reperfusionBranch blockST-segment elevationPatients age 65Population-based cohortReperfusion strategyReperfusion therapyHospital arrivalSurvival benefitSymptom onsetSegment elevationPhysician factorsST elevationMyocardial infarctionNational cohortAngioplastyBetter survivalMedicare beneficiariesLower mortalityPatients
1997
Thrombolytic Therapy for Eligible Elderly Patients With Acute Myocardial Infarction
Krumholz HM, Murillo JE, Chen J, Vaccarino V, Radford MJ, Ellerbeck EF, Wang Y. Thrombolytic Therapy for Eligible Elderly Patients With Acute Myocardial Infarction. JAMA 1997, 277: 1683-1688. PMID: 9169894, DOI: 10.1001/jama.1997.03540450039032.Peer-Reviewed Original ResearchConceptsST-segment elevationAcute myocardial infarctionThrombolytic therapyBundle branch blockMyocardial infarctionChest painElderly patientsMental statusBranch blockTotal ST-segment elevationEligible elderly patientsThrombolytic therapy useRetrospective cohort studyHours of symptomsOnset of symptomsPopulation-based sampleLack of treatmentDirect angioplastyEligible patientsAbsolute contraindicationBypass surgeryCohort studyMedical chartsTherapy useContiguous leads
1994
Relationship of Age with Eligibility for Thrombolytic Therapy and Mortality Among Patients with Suspected Acute Myocardial Infarction
Krumholz H, Friesinger G, Cook E, Lee T, Rouan G, Goldman L. Relationship of Age with Eligibility for Thrombolytic Therapy and Mortality Among Patients with Suspected Acute Myocardial Infarction. Journal Of The American Geriatrics Society 1994, 42: 127-131. PMID: 8126322, DOI: 10.1111/j.1532-5415.1994.tb04938.x.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionEmergency departmentMyocardial infarctionThrombolytic therapyElderly patientsRelationship of agePain studiesEligible elderly patientsLateral chest painOnset of painPercentage of patientsProspective cohort studyFrequency of patientsPathologic Q wavesST-segment elevationMyocardial infarction patientsInvestigation of patientsCurrent eligibility criteriaChest painCohort studyAcute infarctionChief complaintLocal traumaInfarction patientsUniversity Hospital
1992
Cost Effectiveness of Thrombolytic Therapy with Streptokinase in Elderly Patients with Suspected Acute Myocardial Infarction
Krumholz H, Pasternak R, Weinstein M, Friesinger G, Ridker P, Tosteson A, Goldman L. Cost Effectiveness of Thrombolytic Therapy with Streptokinase in Elderly Patients with Suspected Acute Myocardial Infarction. New England Journal Of Medicine 1992, 327: 7-13. PMID: 1598117, DOI: 10.1056/nejm199207023270102.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionThrombolytic therapyRisk of deathMyocardial infarctionElderly patientsPatients 75 yearsST-segment elevationOnset of symptomsUse of streptokinaseOne-way sensitivity analysesDecision analytic modelYears of lifeCost-effective treatmentRelative reductionHospital deathStreptokinase therapyOlder patientsClinical circumstancesThrombolytic agentsInfarctionPatientsCost effectivenessTherapyLack of consensusStreptokinase