Reference no: EM132922981

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The highest numbers of nosocomial infections in the NNIS occur in surgical and medicine services. Among surgical patients, highest rates of nosocomial infections occur with surgery on the stomach (21%) and bowel (19%), craniotomies (18%), coronary artery bypass graft procedures (11%) and other cardiac surgery (10%). High rates also are observed with burn (15%) and high-risk nursery patients (14%). In order of decreasing frequency, the major sites of nosocomial infection are the urinary tract, surgical sites, bloodstream, and lower respiratory tracts. The coliforms and Proteus were responsible for 46% of urinary tract and 24% of surgical site infections, 17% of the bacteremias, and 30% of the pneumonias from 1990 through 1992.

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