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Q Does magnesium prophylaxis after cardiac surgery reduce the risk of arrhythmia?
METHODS
Data sources:
Medline (1966 to June 2003), EMBASE/Excerpta Medica (1980 to June 2003), Cochrane Controlled Trials Register (Issue 3, 2003), and hand searches of references of reports and reviews.
Study selection and assessment:
randomised controlled trials (RCTs) in any language that compared a single, fixed dose of prophylactic magnesium (intravenous, central, or intracoronary administration) with control (placebo or routine care) after cardiac surgery. 2 independent reviewers assessed the methodological quality of individual trials using the 5 point Jadad scale.
Outcomes:
atrial fibrillation (AF), supraventricular arrhythmia (SA) and ventricular arrhythmia (VA), serum magnesium concentration …
Footnotes
For correspondence: Dr T Shiga, Department of Anesthesia, Chiba Hokusoh Hospital, Nippon Medical School, Chiba, Japan. QZX02115nifty.ne.jp; Shigataol.com
Source of funding: no external funding