Renal DialysisHemodialysis Units, HospitalCapital ExpendituresDithioerythritolKidney Failure, ChronicPeritoneal DialysisDialysisDialysis SolutionsPeritoneal Dialysis, Continuous AmbulatoryVentricular Dysfunction, LeftErectile DysfunctionPeritonitisPeritoneumIntensive Care UnitsTime FactorsCatheters, IndwellingHemodialysis SolutionsUltrafiltrationProspective StudiesTreatment OutcomeUreaRetrospective StudiesKidney DiseasesSexual Dysfunction, Physiological