Fatal OutcomeTreatment OutcomeRetrospective StudiesPrognosisInfant, NewbornOutcome Assessment (Health Care)Risk FactorsBacteremiaProspective StudiesFasciitis, NecrotizingSeverity of Illness IndexMeningitis, MeningococcalMeningococcal InfectionsAcute DiseaseFollow-Up StudiesSepsisTime FactorsPregnancy OutcomeMultiple Organ FailureSurvival RatePneumonia, BacterialAutopsyPostoperative ComplicationsShock, SepticSurvival AnalysisIncidenceAge FactorsPredictive Value of TestsDisease OutbreaksPancreatitisAnti-Bacterial AgentsPregnancyTomography, X-Ray ComputedMultivariate AnalysisPneumoniaStreptococcal InfectionsBiological MarkersInfluenza, HumanDisease ProgressionOutcome and Process Assessment (Health Care)BrainLungCohort StudiesTumor Necrosis Factor-alphaGlasgow Outcome ScaleRisk AssessmentRandomized Controlled Trials as TopicKaplan-Meier EstimateUnited StatesQuality of LifeRecurrenceLogistic Models