Intraoperative Disinfection by Pulse Irrigation with Povidone-Iodine Solution in Spine Surgery

Table 3

List of two-group patients’ IRI score and wound contamination.

(a)

Group A; (PVP-I pulse irrigation)	Infection index risk	Wound contamination; (before pulse irrigation)	Wound contamination; (after pulse irrigation)
	I	Yes (Staphylococcus epidermidis)	No
	I
	I
	I
	I
	I	Yes (Enterococcus faecalis)	No
	I
	I	Yes (Escherichia coli)	No
	II
	I
	II
	I
	I
	II	Yes (Escherichia coli)	No
	II
	I
	II
	I
	I
	I
	I
	I
	I
	I
	II

(b)

Group B; (saline irrigation)	Infection index risk	Wound contamination; (before pulse irrigation)	Wound contamination; (after pulse irrigation)
	I	Yes (Staphylococcus epidermidis)	Yes (Staphylococcus epidermidis)
	I
	I
	I
	II	Yes (Escherichia coli)	Yes (Escherichia coli)
	I	Yes (Escherichia coli)	Yes (Escherichia coli)
	I
	II	Yes (Staphylococcus aureus)	Yes (Staphylococcus aureus)
	I
	I
	I
	I
	II
	II
	II
	I
	I
	I
	II
	II
	I
	I
	I
	I
	I