TABLE 2.
Antimicrobial susceptibilities of the 60 isolates of S. pneumoniae serotype 6C
| Antimicrobial agent | Susceptible breakpoint (μg/ml) | MIC (μg/ml)
|
% Susceptible | ||
|---|---|---|---|---|---|
| Range | MIC50 | MIC90 | |||
| Penicillin | ≤0.06 | ≤0.015-2 | 0.12 | 1 | 50 |
| Amoxicillin | ≤2 | ≤0.015-1 | 0.12 | 1 | 100 |
| Ceftriaxone | ≤1 | ≤0.015-0.5 | 0.12 | 0.25 | 100 |
| Cefuroxime | ≤1 | ≤0.03-4 | 0.5 | 2 | 55 |
| Cefdinir | ≤0.5 | ≤0.03-4 | 0.5 | 2 | 60 |
| Cefpodoxime | ≤0.5 | ≤0.03-2 | 0.12 | 1 | 57 |
| Azithromycin | ≤0.5 | ≤0.03-32 | 0.12 | 8 | 58 |
| Clindamycin | ≤0.25 | ≤0.015-0.06 | 0.03 | 0.06 | 100 |
| Levofloxacin | ≤2 | 1-2 | 1 | 1 | 100 |
| SXTa | ≤0.5 | ≤0.06-≥4 | 1 | >4 | 50 |
a
MICs are expressed as the trimethoprim component.