Skip to main content
. 2017 Feb 9;48(3):493–498. doi: 10.1016/j.bjm.2017.01.003

Table 1.

MIC 50 and 90 for antimicrobials tested against 27 clinical isolates of Klebsiella pneumoniae.

KPC
 Non KPC
MIC50 (μg/mL)a MIC90 (μg/mL)b MIC50 (μg/mL)a MIC90 (μg/mL)b
Imipenem 32 >128 8 32
Ertapenem >128 >128 16 16
Meropenem 128 >128 4 32
Cefepime >128 >128 >128 >128
Ceftazidime 64 >128 64 >128
Cefoxitin 128 >128 64 128
a

MIC50: concentration that inhibits 50% of bacterial isolates.

b

MIC90: concentration that inhibits 90% of bacterial isolates.