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MIC distribution for beta-lactam antibiotics of 60 S. pneumoniae strains based on broth microdilution testing results. The vertical lines indicate the EUCAST clinical breakpoints for non-meningitis. BEN: penicillin; AMP: amoxicillin/ampicillin; CTA: cefotaxime/ceftriaxone
| Antimicrobial | MIC (mg/L) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤ 0.015 | 0.03 | 0.06 | 0.125 | 0.25 | 0.5 | 1 | 2 | 4 | 8 | 16 | |
| BEN | 0 | 1 | 11 | 4 | 6 | 7 | 7 | 7 | 10 | 7 | 0 |
| AMP | 0 | 5 | 8 | 5 | 7 | 6 | 8 | 7 | 3 | 4 | 7 |
| CTA | 1 | 4 | 9 | 8 | 6 | 6 | 12 | 10 | 1 | 3 | 0 |
