Exercise TestRisk AssessmentExercise ToleranceExerciseExercise TherapySurvival RatePrognosisPhysical ExertionPredictive Value of TestsOxygen ConsumptionRisk FactorsElectrocardiographyHeart RateSurvival AnalysisCell SurvivalFollow-Up StudiesTime FactorsProspective StudiesTreatment OutcomePhysical EnduranceDeath, Sudden, CardiacDisease-Free SurvivalAnaerobic ThresholdMyocardial InfarctionRetrospective StudiesProportional Hazards ModelsBiological MarkersPhysical FitnessAsthma, Exercise-InducedKaplan-Meier EstimateCoronary DiseaseROC CurveMultivariate AnalysisAngina PectorisChest PainTroponin TStroke VolumeCohort StudiesBicyclingHeart FailurePulmonary Gas ExchangeSeverity of Illness IndexNatriuretic Peptide, BrainMuscle, SkeletalElectrocardiography, AmbulatoryEchocardiography, StressMyocardial IschemiaCoronary Artery DiseaseSurvivalLactic AcidDyspneaErgometrySensitivity and SpecificityBlood PressureEchocardiographyCoronary AngiographyArrhythmias, CardiacReproducibility of ResultsAngina, UnstableRestTomography, Emission-Computed, Single-PhotonVentricular Dysfunction, LeftTroponin IRiskAnalysis of VarianceAge FactorsChi-Square DistributionHemodynamicsDefibrillators, ImplantableGraft SurvivalSportsHeart DiseasesRespiratory Function TestsRunningTachycardia, VentricularCardiovascular DiseasesNeoplasm StagingVentricular Function, LeftCase-Control StudiesAdrenergic beta-AntagonistsAcute DiseaseDipyridamoleHeartChronic DiseaseDouble-Blind MethodOxygenSyncopeTumor Markers, BiologicalRespirationRegression AnalysisCardiovascular Physiological PhenomenaPhysical Education and TrainingSex FactorsThallium RadioisotopesAcute Coronary SyndromePatient SelectionMyocardial Perfusion ImagingDiagnostic Techniques, CardiovascularReference ValuesRecurrence