2021
Sex Differences in Symptom Phenotypes Among Older Patients with Acute Myocardial Infarction
Brush JE, Hajduk AM, Greene EJ, Dreyer RP, Krumholz HM, Chaudhry SI. Sex Differences in Symptom Phenotypes Among Older Patients with Acute Myocardial Infarction. The American Journal Of Medicine 2021, 135: 342-349. PMID: 34715061, PMCID: PMC8901454, DOI: 10.1016/j.amjmed.2021.09.022.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionMyocardial infarctionSymptom combinationsOlder patientsAcute myocardial infarction subgroupsAcute myocardial infarction admissionsMyocardial infarction subgroupsPatients 75 yearsMyocardial infarction admissionsSILVER-AMI StudySymptom phenotypeClinical studiesIndividual patientsMore symptomsPatientsInfarctionDiagnostic possibilitiesSymptomsWomenPerson interviewsMenCommon phenotypeSex differencesCliniciansPhenotype
2016
Incidence and Determinants of Traumatic Intracranial Bleeding Among Older Veterans Receiving Warfarin for Atrial Fibrillation
Dodson JA, Petrone A, Gagnon DR, Tinetti ME, Krumholz HM, Gaziano JM. Incidence and Determinants of Traumatic Intracranial Bleeding Among Older Veterans Receiving Warfarin for Atrial Fibrillation. JAMA Cardiology 2016, 1: 65. PMID: 27437657, PMCID: PMC5600874, DOI: 10.1001/jamacardio.2015.0345.Peer-Reviewed Original ResearchConceptsTraumatic intracranial bleedingIntracranial bleedingInternational normalized ratioIschemic strokeAtrial fibrillationIncidence rateAnticonvulsant useWarfarin therapyNormalized ratioRisk factorsOlder adultsVeterans AffairsCox proportional hazards regressionVA electronic medical recordsMean patient agePatients 75 yearsRetrospective cohort studyClinical Modification codesCoronary artery diseaseProportional hazards regressionService claims dataVA administrative dataSignificant predictorsHealth care professionalsElectronic medical records
2004
Participation in Cancer Clinical Trials: Race-, Sex-, and Age-Based Disparities
Murthy VH, Krumholz HM, Gross CP. Participation in Cancer Clinical Trials: Race-, Sex-, and Age-Based Disparities. JAMA 2004, 291: 2720-2726. PMID: 15187053, DOI: 10.1001/jama.291.22.2720.Peer-Reviewed Original ResearchConceptsCancer trialsCancer clinical trialsClinical trialsTrial participantsEnrollment fractionWhite patientsAge groupsCross-sectional population-based analysisProstate cancer clinical trialsCancer research participationCancer trial participantsColorectal cancer trialsPatients 75 yearsIncident cancer patientsLung cancer trialsPopulation-based analysisRelative risk ratiosAge-based disparitiesYears of ageNational Cancer InstituteLogistic regression modelsLittle recent informationTrial enrolleesYounger patientsPatient group
2002
Risk and Predictors of Stroke After Myocardial Infarction Among the Elderly
Lichtman JH, Krumholz HM, Wang Y, Radford MJ, Brass LM. Risk and Predictors of Stroke After Myocardial Infarction Among the Elderly. Circulation 2002, 105: 1082-1087. PMID: 11877359, DOI: 10.1161/hc0902.104708.Peer-Reviewed Original ResearchConceptsMonths of dischargeRisk of strokeAcute myocardial infarctionMyocardial infarctionIschemic strokeOlder patientsStroke admission ratesPatients 75 yearsPeripheral vascular diseasePredictors of strokeRisk stratification scoresRate of admissionSimple clinical factorsPrior strokeStroke admissionsClinical factorsHospital admissionIndependent predictorsStratification scoresAtrial fibrillationBlack racePrincipal diagnosisVascular diseaseAdmission ratesMedicare patients
2001
Do Existing Databases Answer Clinical Questions about Geriatric Cardiovascular Disease and Stroke?
Cheitlin MD, Gerstenblith G, Hazzard WR, Pasternak R, Fried LP, Rich MW, Krumholz HM, Peterson E, Reves JG, McKay C, Saksena S, Shen WK, Akhtar M, Brass LM, Biller J. Do Existing Databases Answer Clinical Questions about Geriatric Cardiovascular Disease and Stroke? The American Journal Of Geriatric Cardiology 2001, 10: 207-223. PMID: 11455241, DOI: 10.1111/j.1076-7460.2003.00696.x.Peer-Reviewed Original ResearchConceptsCardiovascular diseaseYounger patientsChronic coronary artery diseaseExtrapolation of safetyRole of revascularizationChronic heart failurePatients 75 yearsRisk factor modificationCharacteristics of patientsCoronary artery diseaseAcute myocardial infarctionYears of ageCollaborative outcomes researchPrincipal investigatorGeriatric cardiologyValve surgeryArtery diseaseHeart failureCarotid endarterectomyFactor modificationMyocardial infarctionEfficacy dataCardiovascular conditionsClinical questionsAvailable safety
1997
Differences in physician compensation for cardiovascular services by age, sex, and race.
Krumholz HM, Fendrick AM, Williams C, Hynes WM. Differences in physician compensation for cardiovascular services by age, sex, and race. The American Journal Of Managed Care 1997, 3: 557-63. PMID: 10169524.Peer-Reviewed Original ResearchConceptsConsecutive patientsCoronary angioplastyCardiovascular servicesPercutaneous transluminal coronary angioplastyPatients 75 yearsTransluminal coronary angioplastyPercutaneous coronary angioplastyPatients 40Patients 65Patient characteristicsPatient groupInsurance statusCardiology practicePhysiciansStress testingAngioplastySignificant differencesPatientsLower ratesSimilar differencesPhysician compensationAgeSexYearsDifferences
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