Fig. 3.  Summary of data regarding MRSA infections, and the benefit of screening and prophylaxis. ICU = intensive care unit; MRSA = methicillin-resistant Staphylococcus aureus ; MSSA = methicillin-sensitive S. aureus ; SDD = selective digestive tract decontamination; SOD = selective oropharyngeal decontamination; SSI = surgical site infection.