|
Antimicrobial agent
|
MIC50
|
MIC90
|
Range
|
%susceptible / resistantb
|
|---|
|
Ceftriaxone
|
0.25
|
>32
|
≤0.25 – >32
|
59.3 / 39.2
|
|
Ceftazidime
|
≤1
|
>16
|
≤1 – >16
|
62.6 / 34.5
|
|
Cefepime
|
≤0.12
|
8
|
≤0.12 – >16
|
92.1 / 3.7
|
|
Piperacillin / tazobactam
|
2
|
>64
|
≤0.5 – >64
|
73.8 / 26.1
|
|
Imipenem
|
0.5
|
1
|
≤0.12 – 8
|
98.6 / 0.0
|
|
Meropenem
|
≤0.12
|
0.12
|
≤0.12 – 4
|
100.0 / 0.0
|
|
Ciprofloxacin
|
≤0.03
|
>4
|
≤0.03 – >4
|
85.0 / 14.0
|
|
Levofloxacin
|
≤0.5
|
>4
|
≤0.5 – >4
|
87.4 / 12.6
|
|
Gentamicin
|
≤2
|
>8
|
≤2 – >8
|
81.3 / 18.6
|
|
Amikacin
|
2
|
>32
|
≤4 – >32
|
82.7 / 16.3
|
|
PolymyxinB
|
≤0.5
|
>4
|
≤0.5 – >4
|
- / -
|
|
Colistin
|
≤0.5
|
>4
|
≤0.5 – >4
|
- / -
|
- a Includes Enterobacteraerogenes (38 strains), Enterobacteramnigenus (2 strains), Enterobactercancerogenus (1 strain), Enterobacter cloacae (161 strains), Enterobactergergoviae (6 strains), Enterobactersakazakii (4 strains), and unspeciated Enterobacter (2 strains).
- b Criteria as published by the CLSI [16].
