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QUESTION: Do double bag and Y-set exchange systems reduce peritonitis in patients receiving continuous ambulatory peritoneal dialysis (CAPD) compared with standard systems?
Data sources
Randomised and quasi-randomised trials in any language were identified by searching Medline (1966 to September 1999), EMBASE/Excerpta Medica (1984 to October 1999), CINAHL (1982–96), BIOSIS (1985–96), Cochrane Library, SIGLE (1980 to June 1996), and National Research Register (14th consolidation September 1996); hand searching Kidney International (1980–97); reviewing bibliographies of studies and relevant book chapters; and contacting authors and relevant biomedical companies.
Study selection
Studies were selected if they included patients with end stage renal disease who were …