Research Article
Prevalence and Antimicrobial Susceptibility of Streptococcus pneumoniae Isolated from Clinical Samples in the Past 8 Years in Korea
Table 6
Antimicrobial susceptibility (%) pattern of Streptococcus pneumoniae isolated from noninvasive specimens.
| Antimicrobial agents | No. of isolates | Resistant | Intermediate | Susceptible | % of isolates | MIC breakpoints (μg/mL) | % of isolates | MIC breakpoints (μg/mL) | % of isolates | MIC breakpoints (μg/mL) |
| Clindamycin | 644 | 67.2 | ≥1 | 0.9 | 0.5 | 31.9 | ≤0.25 | Cefotaxime | 651 | 13.7 | ≥4 | 14.1 | 2 | 72.2 | ≤1 | Ceftriaxone | 650 | 14.8 | ≥4 | 7.2 | 2 | 78.0 | ≤1 | Erythromycin | 636 | 79.7 | ≥1 | 0.5 | 0.5 | 19.8 | ≤0.25 | Levofloxacin | 651 | 9.1 | ≥8 | 0.9 | 4 | 90.0 | ≤2 | Penicillin G | 655 | 7.9 | ≥8 | 11.0 | 4 | 81.1 | ≤2 | Cotrimoxazole | 655 | 40.8 | ≥4/76 | 11.4 | 1/19~2/38 | 47.8 | ≤0.5/9.5 | Tetracycline | 650 | 72.3 | ≥4 | 0.9 | 2 | 26.8 | ≤1 | Vancomycin | 655 | 0 | — | 0 | — | 100.0 | ≤1 |
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