| |
Resistance, n (%)
| |
|---|
|
Antimicrobial agent
|
Non-ventilator associated (n = 48)
|
Ventilator-associated (n = 96)
|
pValue
|
|---|
|
Amikacin
|
27 (56.3)
|
86 (89.6)
|
<0.001
|
|
Gentamicin
|
32 (68.1)
|
88 (93.6)
|
<0.001
|
|
Ceftazidime
|
30 (63.8)
|
93 (96.9)
|
<0.001
|
|
Cefepime
|
22 (45.8)
|
73 (76.0)
|
0.001
|
|
Piperacillin/tazobactam
|
25 (52.1)
|
77 (80.2)
|
0.001
|
|
Ampicillin/sulbactam
|
17 (36.2)
|
62 (65.3)
|
0.002
|
|
Ciprofloxacin
|
33 (68.8)
|
93 (96.9)
|
<0.001
|
|
Imipenem
|
13 (27.1)
|
47 (49.0)
|
0.020
|
|
Multidrug resistancea
|
31 (64.6)
|
94 (97.9)
|
<0.001
|
-
aDefinition: resistance to three or more of the following classes of antimicrobial agents: anti-pseudomonal cephalosporins, anti-pseudomonal carbapenems, ampicillin/sulbactam, fluoroquinolones, and aminoglycosides.
