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Distribution of isolates by year
| Year | Total | Gram negative | No | Gram positive | No |
| 2002 | 22 | K. pneumoniae | 16 | S. aureus | 3 |
| Acinetobacter spp | 1 | CNS | 1 | ||
| P. aeruginosa | 1 | ||||
| 2003 | 33 | K. pneumoniae | 11 | S. aureus | 18 |
| E. coli | 1 | CNS | 1 | ||
| Enterococcus spp | 1 | ||||
| S. pneumoniae | 1 | ||||
| 2004 | 30 | K. pneumoniae | 10 | S. aureus | 13 |
| P. aeruginosa | 3 | á-hemolytic Streptococcus | 1 | ||
| E. faecalis | 3 | ||||
| Total | 85 | 43 (50.5%) | 42 (49.5%) |
CNS - coagulase negative staphylococcus
