“…Surgical site infections (SSIs) are the most common type of hospitalacquired infection for surgical patients in both the United Kingdom and United States (Wilson et al, 2004;Lamagni et al, 2015), occurring in about 10% and 38% of patients respectively. SSIs impair wound healing, prolong hospital stay, and cause unnecessary pain (Emmerson et al, 1996). Importantly, they have been associated with increased use of medical resources and consequent increases in the cost of patient care, specifically hospitalisation and bed-usage (Herwaldt et al, 2006).…”