Table 4.
Susceptibility patterns of the most frequently isolated Gram-negative and Gram-positive bacteria.
| Antibiotic | Serratia marcescens | Escherichia coli | Pseudomonas aeruginosa | Enterobacter cloacae | Klebsiella pneumoniae | Citrobacter koseri | S. aureus |
|---|---|---|---|---|---|---|---|
| Ampicillin | 0/17 | 4/14 | 0/7 | 0/6 | 0/3 | ||
| Amoxicillin/clav. | 0/10 | 4/4 | 0/3 | 1/2 | |||
| Penicillin | 1/4 | ||||||
| Oxacillin | 4/4 | ||||||
| Clindamycin | 3/4 | ||||||
| Erythromycin | 4/5 | ||||||
| Cefuroxime | 0/17 | 5/5 | 0/7 | 0/2 | |||
| Cefotaxime | 17/17 | 5/5 | 6/7 | 4/4 | 2/2 | ||
| Ceftazidime | 11/11 | ||||||
| Cefalotin | 0/17 | 9/12 | 0/7 | 3/6 | 3/3 | ||
| Gentamicin | 17/17 | 13/14 (1) | 8/11 (3) | 7/7 | 4/6 | 3/3 | 5/5 |
| Amikacin | 3/3 | 2/2 | |||||
| Tetracycline | 3/4 | ||||||
| TMP/SMX | 4/4 | ||||||
| Fusidic acid | 3/3 |
Numbers inside ( ) indicate isolates with intermediate antibiotic susceptibility. TMP/SMX: trimethoprim/sulfamethoxazole.