TABLE 1.
Major organisms and antimicrobial susceptibility test distribution
| Major organism | No. (%) of isolates | Antimicrobial susceptibility testing |
|
|---|---|---|---|
| n | % | ||
| Bacteria | 6,412 (76.5) | 4,166 | 65.0 |
| Gram positive | |||
| Staphylococcus aureus | 2,690 (32.1) | 1,583 | 58.8 |
| Streptococcus agalactiae, S. pneumoniae, S. pyogenes | 688 (8.2) | 420 | 61.0 |
| Enterococcus faecalis, E. faecium | 567 (6.8) | 383 | 67.5 |
| Sum | 3,945 (47.1) | 2,386 | 60.5 |
| Gram negative | |||
| Escherichia coli | 1618 (19.3) | 1,181 | 73.0 |
| Klebsiella pneumoniae | 462 (5.5) | 326 | 70.6 |
| Pseudomonas aeruginosa | 202 (2.4) | 140 | 69.3 |
| Proteus mirabilis | 185 (2.2) | 133 | 71.9 |
| Sum | 2,467 (29.4) | 1,780 | 72.2 |
| Fungi | |||
| Candidaa | 516 (6.2) | 0 | 0.0 |
| Polymicrobial | 1,455 (17.4) | 888 | 61.0 |
| Total | 8,383 (100.0) | 5,054 | 60.3 |
a
Candida species with the highest frequencies included C. albicans, C. krusei, C. parapsilosis, and C. tropicalis.