Critical IllnessCritical CarePolyneuropathiesIntensive Care UnitsCell DivisionIntensive CareEuthyroid Sick SyndromesMuscular DiseasesSepsisIntensive Care Units, PediatricEarly AmbulationMultiple Organ FailureDeliriumRespiration, ArtificialNutritional SupportMuscle WeaknessAPACHEVentilator WeaningSystemic Inflammatory Response SyndromeSeverity of Illness IndexCost of IllnessIntermediate Care FacilitiesProspective StudiesSurvivorsBurnsComaNeuromuscular DiseasesWounds and InjuriesPatient TransferEnteral NutritionNeuropsychologyAcute Lung InjuryIntubationHyperglycemiaShockChild, HospitalizedGlutamineAsymmetric Cell DivisionTime FactorsOutcome Assessment (Health Care)Chronic DiseaseCohort StudiesStress Disorders, Post-TraumaticRespiratory Distress Syndrome, AdultShock, SepticAcute DiseaseRisk FactorsAdrenal InsufficiencyVentilators, MechanicalBiological MarkersBed RestLength of StayCell Nucleus DivisionRetrospective StudiesHospital MortalityPoint-of-Care SystemsUnited StatesParenteral NutritionPrognosisQuality of LifeParenteral Nutrition, TotalHydrocortisoneMonitoring, PhysiologicEndotoxemiaMitosisTriagePneumoniaTrauma Severity IndicesAcute Kidney InjuryStress, PhysiologicalGastric EmptyingFollow-Up StudiesPilot ProjectsAdrenal Cortex HormonesHospitalizationPatient DischargeModels, BiologicalMuscular AtrophyPeripheral Nervous System DiseasesInflammationCase-Control StudiesTreatment OutcomePhysical Therapy ModalitiesComorbidityInfluenza A Virus, H1N1 SubtypeElectromyographyContinuity of Patient CareNeural ConductionMental DisordersIncidenceHypoglycemiaClinical ProtocolsPatient Care TeamCommunicationCell CycleNutritional StatusPredictive Value of TestsAdaptation, PsychologicalCytokinesisIllness Behavior