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Most frequently isolated microorganisms from bloodstream infections in patients in the ICU, 2001–first half of 2008.
| Microorganism | Number of isolates | (%) |
|---|---|---|
| Coagulase-negative Staphylococcus | 8384 | 39.6% |
| Staphylococcus aureus | 2615 | 12.3% |
| Klebsiella pneumoniae | 1727 | 8.2% |
| Escherichia coli | 1208 | 5.7% |
| Acinetobacter baumannii | 840 | 4.0% |
| Pseudomonas aeruginosa | 814 | 3.8% |
| Enterobacter cloacae | 718 | 3.4% |
| Enterococcus faecalis | 616 | 2.9% |
| Serratia marcescens | 542 | 2.6% |
| Klebsiella oxytoca | 309 | 1.5% |
