MortalityPostoperative ComplicationsHospital MortalityInfant MortalityRetrospective StudiesTreatment OutcomeCause of DeathFollow-Up StudiesTime FactorsProspective StudiesIntraoperative ComplicationsCohort StudiesMaternal MortalityChild MortalityRisk FactorsRisk AssessmentIncidenceSurvival RateSurvival AnalysisInfant, NewbornProportional Hazards ModelsDiabetes ComplicationsLength of StayAge FactorsUnited StatesPrognosisPregnancy ComplicationsCardiovascular DiseasesReoperationMultivariate AnalysisPregnancyMortality, PrematureMorbiditySeverity of Illness IndexRegistriesPerinatal MortalityPredictive Value of TestsSex FactorsAge DistributionLogistic ModelsKaplan-Meier EstimateMyocardial InfarctionHemorrhageComorbidityRiskSex DistributionTomography, X-Ray ComputedChi-Square DistributionAcute DiseaseNeoplasmsObstetric Labor ComplicationsFetal MortalityDeath CertificatesSurgical Wound InfectionRecurrenceRenal DialysisKidney Failure, ChronicLaparoscopyOdds RatioLife ExpectancyDrainageRegression AnalysisSepsisStentsIntensive Care UnitsDiabetic AngiopathiesEquipment FailurePoisson DistributionPrevalenceVascular Surgical ProceduresDevice RemovalBiological MarkersDiabetes MellitusStrokeEpidemiologic MethodsSurgical Procedures, ElectivePostoperative HemorrhagePostoperative CareLiver TransplantationHeart DiseasesAnastomosis, SurgicalConfidence IntervalsSurgical Procedures, OperativeCardiac Surgical ProceduresBlood Vessel Prosthesis ImplantationAortic Aneurysm, AbdominalSurgical Wound DehiscenceCoronary DiseaseLung DiseasesForeign-Body MigrationChronic DiseaseCatheters, IndwellingRandomized Controlled Trials as TopicHematomaHeart FailureOutcome Assessment (Health Care)EnglandPneumoniaJapanPreoperative Care