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. 2011 Nov;49(11):3849–3854. doi: 10.1128/JCM.00619-11

Table 2.

MICs of imipenem and meropenem for the 65 study isolates determined by the agar dilution method

Antimicrobial No. of isolates with MIC (μg/ml) of:
MIC (μg/ml)a
1 2 4 8 16 32 64 128 >128 50% 90%
Imipenem 1 3 14 7 23 10 6 1 0 16 64
Meropenem 0 1 1 10 7 28 8 7 3 32 128
a

50% and 90%, MIC50 and MIC90, respectively.