Volume 19, Number 8—August 2013
Macrolide Resistance of Mycoplasma pneumoniae, South Korea, 2000–2011
|Macrolides||Strains with 23S rRNA mutation, n = 69
||Strains without 23S rRNA mutation, n = 54
|Erythromycin||2 to >128||16||128||0.001 to 0.004||0.001||0.002|
|Clarithromycin||8 to >128||64||128||0.001 to 0.002||0.001||0.002|
|Roxithromycin||0.008 to 128||8||32||0.001 to 0.008||0.001||0.004|
|Azithromycin||1 to 64||8||16||0.001 to 0.001||0.001||0.001|
|Josamycin||1 to 8||4||8||0.001 to 0.016||0.001||0.008|
*MIC50 and MIC90 are minimum inhibitory concentrations at which 50% and 90% of the isolates, respectively, were inhibited by the drug. In each instance, p<0.0001.
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