~3/4 of all HAIs occur outside of ICU
Nearly 3/4 of all hospital-acquired HAIs occur outside of the intensive care unit (ICU).
Klevens, R. Monina, Jonathan R. Edwards, Chesley L. Richards, Jr., Teresa C. Horan, Robert P. Gaynes, Daniel A. Pollock, and Denise M. Cardo. Estimating Health Care-Associated Infections and Deaths in U.S. Hospitals, 2002. Public Health Reports. 2007; 122(2): 160-6. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1820440/