Table 5.
Percentage of bacterial isolates from different specimen types resistant to antimicrobial agents
| E. coli | Klebsiella spp. | S. aureus | |||||||
| Drug | Blood | Other | Pa | Blood | Other | Pa | Blood | Other | Pa |
| Penicillin | ... | ... | ... | ... | ... | ... | 91.5 | 96.9 | 0.028a |
| Ampicillin | 84.0 | 79.4 | 0.803 | 84.3 | 85.3 | 0.759 | ... | ... | ... |
| Amoxicillin- clavulanate | 40.0 | 27.8 | 0.383 | 29.8 | 31.9 | 0.873 | ... | ... | ... |
| Methicillin | ... | ... | ... | ... | ... | ... | 1.4 | 2.2 | 1.000 |
| Ceftazidime | 0.0 | 5.3 | 1.000 | 5.7 | 6.0 | 1.000 | ... | ... | ... |
| Tetracycline | 54.5 | 77.3 | 0.139 | 66.7 | 66.4 | 1.000 | 84.6 | 48.3 | <0.001a |
| Erythromycin | ... | ... | ... | ... | ... | ... | 21.1 | 29.0 | 0.179 |
| Gentamicin | 13.0 | 7.7 | 0.416 | 41.3 | 12.3 | <0.001a | ... | ... | ... |
| Trimethoprim- sulfamethoxazole | 72.0 | 76.3 | 0.636 | 63.0 | 69.1 | 0.297 | ... | ... | ... |
| Sulfonamides | 83.3 | 84.0 | 1.000 | 86.8 | 83.4 | 0.809 | ... | ... | ... |
| Chloramphenicol | 58.3 | 43.8 | 0.199 | 57.9 | 49.3 | 0.200 | ... | ... | ... |
| Fluoroquinolones | 40.0 | 13.1 | 0.136 | 0.0 | 6.5 | 0.381 | ... | ... | ... |
"...", not applicable. a P < 0.05 (Fisher's exact test, 2-tailed) indicates statistical significance of the differences in resistance rates.