Patient ReadmissionPatient DischargeLength of StayDisease ManagementRetrospective StudiesMedicareCase ManagementTreatment OutcomeUnited StatesHeart FailureRisk FactorsHospital CostsQuality of Health CareDiagnosis-Related GroupsPatient Care ManagementHospitalsOutcome Assessment (Health Care)HospitalistsTime FactorsOutcome and Process Assessment (Health Care)HospitalizationAftercarePatient AcuityPostoperative ComplicationsQuality Indicators, Health CarePain ManagementHospital MortalityFee-for-Service PlansFollow-Up StudiesProspective StudiesHospitals, PsychiatricCohort StudiesInsurance Claim ReviewEmergenciesRisk ManagementContinuity of Patient CarePatient AdmissionLogistic ModelsAcute DiseaseRisk AssessmentMultivariate AnalysisHospitals, TeachingRisk AdjustmentInpatientsEmergency Service, HospitalCritical PathwaysComorbidityPractice Guidelines as TopicHospitals, CommunityHospitals, VeteransHospitals, PediatricPneumoniaRecurrenceHealth Services ResearchPrognosisAmbulatory Surgical ProceduresSurgical Procedures, OperativeOntarioMedication ReconciliationInformation ManagementPatient Care TeamCost-Benefit AnalysisAcademic Medical CentersHospital AdministrationMyocardial InfarctionGuideline AdherenceSeverity of Illness IndexIntensive Care UnitsForecastingHealth Care CostsHome Care ServicesQuality ImprovementPulmonary Disease, Chronic ObstructiveAirway ManagementCost SavingsAmbulatory CareMedical AuditPhysician's Practice PatternsPatient Care PlanningChi-Square DistributionPredictive Value of TestsEnglandPatient Education as TopicInfant, NewbornHospitals, UrbanAmerican Hospital AssociationOdds RatioProportional Hazards ModelsUtilization ReviewAge FactorsEvidence-Based Medicine