Nutritional StatusPreoperative CareMalnutritionNutrition DisordersPreoperative PeriodNutrition AssessmentAnthropometryChild Nutrition DisordersProtein-Energy MalnutritionNutritional Physiological PhenomenaChild Nutritional Physiological PhenomenaBody WeightBody HeightInfant Nutrition DisordersTreatment OutcomeThinnessSerum AlbuminProspective StudiesRetrospective StudiesBody Mass IndexDietSkinfold ThicknessEnergy IntakePostoperative ComplicationsCross-Sectional StudiesHealth StatusNutritional SupportFollow-Up StudiesNutrition SurveysRisk FactorsBody CompositionTime FactorsMicronutrientsRenal DialysisBrazilPostoperative PeriodGrowthVitaminsSocioeconomic FactorsDeficiency DiseasesNutritional RequirementsPrevalenceRural PopulationPrognosisInfant Nutritional Physiological PhenomenaPredictive Value of TestsAge FactorsDietary SupplementsDietary ProteinsElectric ImpedanceEnteral NutritionVitamin AWasting SyndromeRectal NeoplasmsIndonesiaInfant, NewbornKidney Failure, ChronicAvitaminosisCohort StudiesPostoperative CareVitamin A DeficiencyIndiaRural HealthSex FactorsStatus EpilepticusLogistic ModelsGrowth DisordersHemoglobinsMultivariate AnalysisPregnancyEl SalvadorBreast FeedingZincEducational StatusPeritoneal Dialysis, Continuous AmbulatoryNeoplasm StagingBangladeshPrealbuminRisk AssessmentTomography, X-Ray ComputedQuestionnairesSeverity of Illness IndexOverweightIntestinal Diseases, ParasiticBiological MarkersSurvival RateIronGuatemalaChild DevelopmentEatingLength of StayParenteral NutritionLongitudinal StudiesSurgical Procedures, OperativeRegression AnalysisAnemiaParenteral Nutrition, TotalMaternal Nutritional Physiological PhenomenaChi-Square DistributionNeoadjuvant Therapy