Perioperative CareIntraoperative CareIntraoperative PeriodMonitoring, IntraoperativePerioperative PeriodIntraoperative ComplicationsPostoperative ComplicationsTreatment OutcomeBlood Loss, SurgicalPreoperative CareRetrospective StudiesSurgical Procedures, OperativeAnesthesia, GeneralAnesthesiaProspective StudiesSurgical Procedures, ElectiveFrozen SectionsPostoperative CareVascular Surgical ProceduresTime FactorsPerioperative NursingNeuronavigationPostoperative PeriodLaparoscopyCardiac Surgical ProceduresSurgery, Computer-AssistedEndarterectomy, CarotidBlood TransfusionCardiopulmonary BypassReoperationPostoperative HemorrhageLength of StayRisk FactorsFollow-Up StudiesIntraoperative AwarenessCoronary Artery BypassNeurosurgical ProceduresRisk AssessmentPain, PostoperativeSurgical Wound InfectionAortic Aneurysm, AbdominalAnesthesia, ConductionBlood Vessel Prosthesis ImplantationHepatectomySurgical Procedures, Minimally InvasiveHemostasis, SurgicalBlood Transfusion, AutologousEchocardiography, TransesophagealOperating RoomsIntraoperative Neurophysiological MonitoringAnesthesiologyHypothermiaBlood Vessel ProsthesisParathyroidectomyPremedicationTomography, X-Ray ComputedFluid TherapyPredictive Value of TestsAnastomosis, SurgicalChi-Square DistributionFeasibility StudiesLiver TransplantationCarotid StenosisAnesthesia, EpiduralErythrocyte TransfusionRoboticsOperative TimeCholecystectomy, LaparoscopicCraniotomyHemodynamicsVascular PatencySurvival RateHospital MortalityCholangiographyPatient SelectionCardiovascular Surgical ProceduresPreoperative PeriodDouble-Blind MethodLogistic ModelsGynecologic Surgical ProceduresDigestive System Surgical ProceduresPancreaticoduodenectomyAnesthesia, LocalOperative Blood SalvageAnesthesia Recovery PeriodAbdomenAntifibrinolytic AgentsAngioplastyPancreatectomySuture TechniquesAorta, AbdominalThoracotomyEndarterectomyThoracic Surgical ProceduresFentanylArthroplasty, Replacement, KneeIncidenceNeurosurgerySpinal FusionProsthesis Design