Blood VolumeRenal DialysisKidney Failure, ChronicHemodialysis, HomeArteriovenous Shunt, SurgicalHemodialysis Units, HospitalHemodialysis SolutionsUremiaCatheters, IndwellingErythropoietinHematinicsHyperparathyroidism, SecondaryTime FactorsPlasma VolumeHemoglobinsHematocritProspective StudiesSerum AlbuminAnemiaParathyroid HormoneHypovolemiaHemodiafiltrationKidneys, ArtificialErythrocyte VolumeKidney DiseasesTreatment OutcomeRisk FactorsBiological MarkersPhosphorusNutritional StatusBlood PressureHyperphosphatemiaProtein-Energy MalnutritionCerebrovascular CirculationPeritoneal DialysisWater-Electrolyte ImbalanceGlucaric AcidFollow-Up StudiesBlood Volume DeterminationHypotensionCross-Sectional StudiesProportional Hazards ModelsCatheterization, Central VenousPruritusMembranes, ArtificialRetrospective StudiesDialysis SolutionsHemodynamicsCalcinosisIron-Dextran ComplexFluid ShiftsC-Reactive ProteinRegional Blood FlowPredictive Value of TestsReference ValuesPlasma SubstitutesCohort StudiesMagnetic Resonance ImagingFerritinsRenal Insufficiency, ChronicRenal InsufficiencyCardiovascular DiseasesReproducibility of ResultsRisk AssessmentStroke VolumeRenal OsteodystrophyInjections, IntravenousUreaMalnutritionBlood Flow VelocityUltrafiltrationElectric ImpedancePrevalenceIranTransferrinPeritoneal Dialysis, Continuous AmbulatoryCalcimimetic AgentsHemorrhageFerric CompoundsCase-Control StudiesCross-Over StudiesHyperkalemiaHypoalbuminemiaPrognosisBrachiocephalic VeinsKaplan-Meier EstimateVascular PatencySensitivity and SpecificityRegression AnalysisCardiac OutputMultivariate AnalysisAluminumBody WaterCreatinineErgocalciferolsLung Volume MeasurementsLinear ModelsHepatitis CHyperhomocysteinemiaAnuria