Hospital MortalityInpatientsHealth Facility SizeMortalityRisk AdjustmentLength of StayRetrospective StudiesHospitalizationHospital CostsUnited StatesHospitalsHip FracturesEmergency Service, HospitalTreatment OutcomeOutcome Assessment (Health Care)CaliforniaLogistic ModelsInfant MortalityPneumoniaRisk FactorsStrokeCause of DeathMyocardial InfarctionCohort StudiesTime FactorsChild MortalityProspective StudiesFollow-Up StudiesInfant, NewbornSurvival RateMaternal MortalityAge FactorsSurvival AnalysisIncidenceProportional Hazards ModelsAge DistributionRisk AssessmentSex DistributionPrognosisPostoperative ComplicationsSex FactorsRegistriesPatient DischargePatient AdmissionDeath CertificatesHospitals, PsychiatricMultivariate AnalysisRehabilitation CentersFetal MortalitySeverity of Illness IndexPerinatal MortalityMorbidityCardiovascular DiseasesComorbidityPsychiatric Department, HospitalPoisson DistributionLife ExpectancyNeoplasmsRegression AnalysisEnglandPredictive Value of TestsIntensive Care UnitsMedicareMortality, PrematureHospitals, TeachingRiskAcute DiseaseKaplan-Meier EstimateDiagnosis-Related GroupsDatabases, FactualChi-Square DistributionPrevalenceSepsisOutpatientsJapanHealth Care CostsAmbulatory CareOdds RatioHospitals, UniversityWalesSurgical Procedures, OperativeWounds and InjuriesPatient ReadmissionBrazilHospitals, PediatricEuropean Continental Ancestry GroupPregnancyEpidemiologic MethodsPopulation SurveillanceOutcome and Process Assessment (Health Care)Confidence IntervalsHospital ChargesSwedenQuality of Health CareSurgery Department, HospitalHospitalistsAortic Aneurysm, AbdominalHeart FailureRenal DialysisVascular Surgical Procedures