Search ID	Search term/s
#1	(ssi) OR (surgical site infection) OR (surgical site infections) OR (wound infection) OR (wound infections) OR (postoperative wound infection)
#2	“skin preparation” OR “skin preparations” OR skin prep OR “baths” OR bath*
#3	“povidone-iodine” OR povidone OR “iodophors” OR iodophor OR iodophors OR “iodine” OR iodine OR betadine OR “chlorhexidine” OR chlorhexidine OR hibiscrub OR hibisol OR alcohol OR alcohols OR gel OR “soaps” OR soap OR soaps
#4	skin
#5	disinfectants OR “antisepsis” OR antisepsis OR antiseptics OR detergents OR cleaning OR cleansing
#6	3 and 4 and 5
#7	2 or 6
#8	1 and 7