TABLE 3.
Parameter (no. of strains) | MIC (μg/ml)
|
|||||
---|---|---|---|---|---|---|
Nalidixic acid | Ciprofloxacin | Norfloxacin | Ofloxacin | Levofloxacin | Sparfloxacin | |
gyrA mutation in codon 87 (5) | ||||||
Range | 64->256 | 0.008-0.125 | 0.032-0.5 | 0.032-0.5 | 0.016-0.125 | 0.008 |
MIC50 | 64 | 0.004 | 0.25 | 0.25 | 0.125 | 0.064 |
MIC90 | >256 | 0.125 | 0.5 | 0.5 | 0.125 | 0.064 |
gyrA mutation in codon 83 (10)a | ||||||
Range | >256 | 0.125-0.25 | 0.5-1 | 0.5-1 | 0.25 | 0.125-0.25 |
MIC50 | >256 | 0.25 | 1 | 1 | 0.25 | 0.25 |
MIC90 | >256 | 0.25 | 1 | 1 | 0.25 | 0.25 |
Domestic and imported strains.