TABLE 2.

Overall antibiotic susceptibility and distribution of cross-resistance (number of resistant classes) among P. aeruginosa bloodstream infections

VariableOverall resistancea (n = 100)
Antibiotic
    Amikacin8 (8.0)
    Aztreonam37 (37.0)
    Cefepime20 (20.0)
    Ciprofloxacin50 (50.0)
    Meropenem or imipenem34 (34.0)
    Piperacillin-tazobactam39 (39.0)
    Tobramycin33 (33.0)
No. of resistant classes among P. aeruginosa bloodstream infections
    No agents (fully susceptible)41 (41.0)
    Resistance to one agent4 (4.0)
    Resistance to two agents10 (10.0)
    Resistance to three agents14 (14.0)
    Resistance to four agents12 (12.0)
    Resistance to five agents9 (9.0)
    Resistance to six agents8 (8.0)
    Resistance to seven agents2 (2.0)
  • a All data are presented as the number of subjects (with the percentage in parentheses) unless otherwise noted in column 1.