TABLE 6.

Relationship between appropriate therapy within 52 h and number of resistant classes among P. aeruginosa bloodstream infections

Resistant class among P. aeruginosa bloodstream infectionsAppropriate therapya
Delayed (n = 52)Early (n = 48)
Zero agents (fully susceptible)13 (27.1)28 (53.8)
Resistance to one agent2 (4.2)2 (3.8)
Resistance to two agents3 (6.3)7 (13.5)
Resistance to three agents6 (12.5)8 (15.4)
Resistance to four agents7 (14.6)5 (9.6)
Resistance to five agents8 (16.7)1 (1.9)
Resistance to six agents7 (14.6)1 (1.9)
Resistance to seven agents2 (4.2)0 (0)
  • a All data are presented as the number of subjects (with the percentage in parentheses). P = 0.007 for the number of resistance classes between early and delayed appropriate therapies.