Fig. 1

Percent frequency of methicillin-resistant Staphylococcus aureus (MRSA), methicillin susceptible S. aureus (MSSA), and total combined S. aureus (SA) colonization at endpoint and baseline of the probiotic and placebo groups within the gastrointestinal (GI) (a) and extra-GI (b) strata. Results shown are from both polymerase chain reaction (PCR) assays, and culture assays. a Staphylococcus aureus Colonization at Baseline and Endpoint in GI Group. b Staphylococcus aureus Colonization at Baseline and Endpoint in Extra-GI Group