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. 1999 Jan;43(1):90–95. doi: 10.1128/aac.43.1.90

TABLE 1.

Broth dilution MICs (μg/ml) for 46 L. pneumophila strainsa

Measureb HMR 3647 HMR 3004 Erythro-mycin Clarithro-mycin Levo-floxacin
Mean 0.054 0.017 0.186 0.035 0.019
MIC50 0.032 0.008 0.125 0.032 0.016
MIC90 0.125 0.032 0.500 0.046 0.032
Minimum 0.016 0.008 0.060 0.016 0.016
Maximum 0.344 0.063 1.0 0.125 0.032
a

All data are geometric means. 

b

MIC50, MIC at which 50% of the isolates are inhibited; MIC90, MIC at which 90% of the isolates are inhibited.