TABLE 2.
Overall antibiotic susceptibility and distribution of cross-resistance (number of resistant classes) among P. aeruginosa bloodstream infections
| Variable | Overall resistancea (n = 100) |
|---|---|
| Antibiotic | |
| Amikacin | 8 (8.0) |
| Aztreonam | 37 (37.0) |
| Cefepime | 20 (20.0) |
| Ciprofloxacin | 50 (50.0) |
| Meropenem or imipenem | 34 (34.0) |
| Piperacillin-tazobactam | 39 (39.0) |
| Tobramycin | 33 (33.0) |
| No. of resistant classes among P. aeruginosa bloodstream infections | |
| No agents (fully susceptible) | 41 (41.0) |
| Resistance to one agent | 4 (4.0) |
| Resistance to two agents | 10 (10.0) |
| Resistance to three agents | 14 (14.0) |
| Resistance to four agents | 12 (12.0) |
| Resistance to five agents | 9 (9.0) |
| Resistance to six agents | 8 (8.0) |
| Resistance to seven agents | 2 (2.0) |
a
All data are presented as the number of subjects (with the percentage in parentheses) unless otherwise noted in column 1.