Table A1. Search Strategy Used to Find Systematic Reviews.
| Source and search | Keywords or syntax |
|---|---|
| 1. AHRQ | Chlorhexidine; surgical-site infection |
| 2. Cochrane Library | Chlorhexidine; surgical-site infection |
| 3. Medline | |
| Search 1 | Exp Detergents/ |
| Search 2 | Exp Povidone-iodine/ |
| Search 3 | Exp Chlorhexidine/ |
| Search 4 | Exp Disinfection/ |
| Search 5 | Betadine.mp |
| Search 6 | Exp Surgical Wound Infection/ |
| Search 7 | Exp Preoperative Care/ |
| Search 8 | Exp Perioperative Care/ |
| Search 9 | Exp Skin Care/ |
| Search 10 | 1 OR 2 OR 3 OR 4 OR 5 |
| Search 11 | 6 OR 7 OR 8 OR 9 |
| Search 12 | 10 AND 11 |
| Search 13 | Limit 12 to (English language AND humans AND “all adults (19 plus years)” AND (meta analysis OR practice guideline OR “review”) |
| 3. EMBASE | |
| Search 1 | “detergent”/exp |
| Search 2 | “povidone”/exp |
| Search 3 | “chlorhexidine”/exp |
| Search 4 | “disinfectant agent”/exp |
| Search 5 | “surgical infection”/exp |
| Search 6 | “wound infection”/exp |
| Search 7 | “postoperative infection”/exp |
| Search 8 | “preoperative care”/exp |
| Search 9 | “skin care”/exp |
| Search 10 | 1 OR 2 OR 3 OR 4 |
| Search 11 | 5 OR 6 OR 7 OR 8 OR 9 |
| Search 12 | 10 AND 11 |
| Search 13 | Limit 12 to ([Cochrane review]/lim OR [meta analysis]/lim OR [systematic review]/lim) AND ([adult]/limt OR [aged]/lim) AND [humans]/lim AND {English]/lim |