2011
85% of maximal age-predicted heart rate is not a valid endpoint for exercise treadmill testing
Jain M, Nkonde C, Lin BA, Walker A, Wackers FJ. 85% of maximal age-predicted heart rate is not a valid endpoint for exercise treadmill testing. Journal Of Nuclear Cardiology 2011, 18: 1026-1035. PMID: 21922347, DOI: 10.1007/s12350-011-9454-0.Peer-Reviewed Original ResearchConceptsMaximal age-predicted heart rateAge-predicted heart rateInducible ischemiaPeak exerciseExercise testingPositive ECGHeart rateExercise endpointPositive exercise ECGExercise treadmill testingRegistry patientsProspective registryExercise capacityRetrospective cohortTreadmill testingPatient cohortExercise ECGValid endpointPatientsMore womenEndpointIschemiaClinical laboratoriesECGCohort
2000
An economic analysis of an aggressive diagnostic strategy with single photon emission computed tomography myocardial perfusion imaging and early exercise stress testing in emergency department patients who present with chest pain but nondiagnostic electrocardiograms: Results from a randomized trial
Stowers S, Eisenstein E, Wackers F, Berman D, Blackshear J, Jones A, Szymanski T, Lam L, Simons T, Natale D, Paige K, Wagner G. An economic analysis of an aggressive diagnostic strategy with single photon emission computed tomography myocardial perfusion imaging and early exercise stress testing in emergency department patients who present with chest pain but nondiagnostic electrocardiograms: Results from a randomized trial. Annals Of Emergency Medicine 2000, 35: 17-25. PMID: 28140201, DOI: 10.1016/s0196-0644(00)70100-4.Peer-Reviewed Original ResearchMeSH KeywordsAgedChest PainClinical ProtocolsCoronary AngiographyCost ControlElectrocardiographyEmergency TreatmentExercise TestFemaleHospital CostsHumansLength of StayMaleMedicareMiddle AgedMyocardial InfarctionReproducibility of ResultsRisk FactorsSingle-Blind MethodTomography, Emission-Computed, Single-PhotonUnited StatesConceptsEarly exercise stress testingExercise stress testingLength of stayChest painHospital costsSingle photon emissionCoronary angiographyStress testingDiagnostic strategiesTomography myocardial perfusion imagingCost/charge ratiosAggressive diagnostic strategyNegative scan resultsPositive scan resultsAcute chest painIntermediate-risk patientsAcute coronary syndromeExercise treadmill testingAdverse clinical outcomesShorter median lengthEmergency department patientsAcute myocardial infarctionScan resultsMyocardial perfusion imagingPhoton emission