Hospital MortalityMortalityHospitals, TeachingLength of StayRetrospective StudiesIntensive Care UnitsHospitals, UniversityHospitals, GeneralHospital CostsHospital Bed CapacityPatient AdmissionProspective StudiesAPACHEHospitals, UrbanTime FactorsNursing Staff, HospitalCritical IllnessEconomics, HospitalPostoperative ComplicationsHospitals, PediatricHospitalizationIntensive CareCohort StudiesHospitals, SpecialHospitals, DistrictTreatment OutcomeRisk FactorsEmergency Service, HospitalHospitals, PrivateFollow-Up StudiesUnited StatesInfant MortalityFinancial Management, HospitalSurgery Department, HospitalCause of DeathLogistic ModelsRisk AdjustmentHospital ChargesPatient DischargeHospital PlanningRisk AssessmentHospitals, Low-VolumeHospitals, High-VolumeSeverity of Illness IndexHospital DepartmentsInfant, NewbornSurvival RateDiagnosis-Related GroupsSepsisAge FactorsSurvival AnalysisHospitals, PsychiatricHospitals, Group PracticePrognosisRespiration, ArtificialHospital RecordsEmergenciesHospital UnitsCross InfectionIncidenceCardiology Service, HospitalOutcome Assessment (Health Care)Myocardial InfarctionMultivariate AnalysisSurgical Procedures, OperativeEnglandAcute DiseaseQuality of Health CareChi-Square DistributionEpidemiologic MethodsCoronary Artery BypassEquipment and Supplies, HospitalCritical CareLibraries, HospitalInpatientsPatient ReadmissionCenters for Medicare and Medicaid Services (U.S.)RegistriesHospitals, CountyHospitalsOutpatient Clinics, HospitalHospital Bed Capacity, 500 and overPredictive Value of TestsAcute Kidney InjuryCardiac Surgical ProceduresQuality Indicators, Health CareOdds RatioBrazilComorbidityHospitals, VeteransMaternal MortalityHospitals, MunicipalAmerican Hospital AssociationAge DistributionMedical Records Department, HospitalMultiple Organ FailureHospital Information SystemsSex FactorsFood Service, HospitalObstetrics and Gynecology Department, Hospital