Table 7.

Cost comparison between patients in the control group who developed sternal wound infections and received standard dressings and patients who received closed-incision negative pressure therapy

	Number of patients who developed SWI, n (%)	Readmission to ICU	Extended LOS after readmission to ICU	Cost/day/patients (NHS rate of £359)	Cost associated with sternal incision management (dressing)	TOTAL COST
Control group	119 (15.5%)	16(2.08%)	256 days	£91,904.00	£61.92	£91,965.92
ciNPT Group	43 (5.6%)	3(0.39%)	36 days	£12,356.00	£897	£13,821.00
					Difference of £78,144.92 as savings

ciNPT: closed-incision negative pressure therapy; ICU: intensive care unit; LOS: length of stay; NHS: National Health Service; SWI: sternal wound infection.