Patient AdmissionHospitalizationRetrospective StudiesLength of StaySchool Admission CriteriaProspective StudiesGerminal CenterIntensive Care UnitsHospital MortalityEmergency Service, HospitalTreatment OutcomeTime FactorsChild Day Care CentersTrauma CentersRisk FactorsTertiary Care CentersPatient ReadmissionEmergenciesAcute DiseasePatient DischargeEnglandSeverity of Illness IndexCohort StudiesCommunity Health CentersHospitals, PsychiatricIntensive CareInfant, NewbornCollege Admission TestBed OccupancyCommitment of Mentally IllUnited StatesFollow-Up StudiesPrognosisHospitalsAdmitting Department, HospitalInpatientsAge FactorsLogistic ModelsIncidenceIntensive Care Units, PediatricCritical IllnessOutcome Assessment (Health Care)Poison Control CentersPredictive Value of TestsCenters for Disease Control and Prevention (U.S.)Wounds and InjuriesHospitals, GeneralDiagnosis-Related GroupsPatient TransferMyocardial InfarctionHospitals, TeachingRisk AssessmentMultivariate AnalysisAPACHEMedical AuditHospitals, DistrictReferral and ConsultationChild, HospitalizedPoisoningHospital CostsUtilization ReviewRegression AnalysisHospitals, PublicStrokeEmergency Medical ServicesHospitals, UniversityPhotosynthetic Reaction Center Complex ProteinsGreat BritainLondonRehabilitation CentersInjury Severity ScoreHospital UnitsPneumoniaHealth Services MisuseAge DistributionHospitals, UrbanScotlandInformation CentersEmergency TreatmentHospitals, CommunitySeasonsNursing HomesCoronary Care UnitsPrevalenceComorbidityOutcome and Process Assessment (Health Care)Hospital DepartmentsSex FactorsRegistriesDatabases, FactualTriageDiagnostic Tests, RoutineMedical RecordsCritical CareCross InfectionSurvival RateChi-Square DistributionHospital Bed CapacitySurvival AnalysisRespiratory Tract Diseases