Decision Support TechniquesDecision TreesCost-Benefit AnalysisDecision MakingQuality-Adjusted Life YearsMarkov ChainsDecision Support Systems, ClinicalModels, EconomicTherapy, Computer-AssistedModels, EconometricLife ExpectancySensitivity and SpecificityModels, TheoreticalHealth Care CostsMonte Carlo MethodModels, StatisticalTreatment OutcomeAlgorithmsUnited StatesDecision Making, Computer-AssistedDecision TheoryDecision Making, OrganizationalWithholding TreatmentThird-Party ConsentUncertaintyLife Support CareMental CompetencyResuscitation OrdersInformed ConsentAdvance Directives