Hospital MortalityHospitals, PediatricMortalityRetrospective StudiesLength of StayIntensive Care UnitsHospitals, TeachingProspective StudiesTreatment OutcomeInfant, NewbornTime FactorsHospitals, UniversityCritical IllnessAPACHEPatient AdmissionHospital CostsRisk FactorsPostoperative ComplicationsFollow-Up StudiesCohort StudiesHospital Bed CapacityUnited StatesChild, HospitalizedHospitalizationIntensive CareAge FactorsChild WelfareHospitals, SpecialSeverity of Illness IndexLogistic ModelsInfant MortalityEmergency Service, HospitalRisk AssessmentHospitals, GeneralHospitals, UrbanIncidenceCause of DeathPediatricsSurvival RatePrognosisSepsisEmergenciesSurvival AnalysisIntensive Care Units, PediatricHospitalsRespiration, ArtificialRisk AdjustmentChild MortalityNursing Staff, HospitalHospitals, CountyHospitals, Low-VolumeMultivariate AnalysisDisabled ChildrenAcute DiseasePatient DischargeHospital ChargesChild BehaviorHospitals, High-VolumeChi-Square DistributionChild Health ServicesPediatric NursingOutcome Assessment (Health Care)Age DistributionCross InfectionHospitals, Group PracticeEnglandEpidemiologic MethodsPredictive Value of TestsSurgery Department, HospitalInpatientsPatient ReadmissionQuality of Health CareMyocardial InfarctionCardiac Surgical ProceduresEconomics, HospitalCoronary Artery BypassCritical CareSex FactorsSex DistributionDiagnosis-Related GroupsParentsSurgical Procedures, OperativeHospitals, DistrictOdds RatioPrevalenceAnti-Bacterial AgentsTrauma Severity IndicesRegression AnalysisRegistriesAcute Kidney InjuryCenters for Medicare and Medicaid Services (U.S.)Wounds and InjuriesCardiology Service, HospitalOhioQuestionnairesBrazilCross-Sectional StudiesPhiladelphiaMaternal MortalityQuality Indicators, Health Care