|Comparisons||Event rates||RRR (95% CI)||NNT (CI)|
|‡CHG = chlorhexidine gluconate. Other abbreviations defined in glossary; RRR, NNT, and CI calculated from data in article.|
|CHG v alcohol followed by povidone-iodine||1.2% v 12.5%||90% (44 to 98)||9 (5 to 23)|
|CHG v povidone-iodine followed by alcohol||1.2% v 9.9%||88% (27 to 98)||12 (6 to 48)|
A 0.5% chlorhexidine gluconate in 70% isopropyl alcohol swab was more effective than 2 other methods for intravenous skin antisepsis
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