Table 2.
Organism | Ceftazidime–avibactam
|
Ceftazidime
|
Ceftriaxone
|
|||
---|---|---|---|---|---|---|
MIC50/90 | MIC range | MIC50/90 | MIC range | MIC50/90 | MIC range | |
Bacteroides fragilis | 4/32 | ≤0.06–>64 | 0.5/>32 | 0.5–>128 | 16/128 | N/A |
Other B. fragilis complex | 32/>128 | 4–>128 | >128/>128 | 8–>128 | >64/>64 | N/A |
Prevotella/Porphyromonas spp. | 2/4 | ≤0.125–8 | 32/>128 | 0.5–>128 | N/A | N/A |
Fusobacterium spp. | N/A | ≤0.06–2 | N/A | 0.125–32 | N/A | N/A |
Note: MICs were measured in μg/mL.
Abbreviations: MIC, minimum inhibitory concentration; MIC50, MIC that inhibits 50% of isolates; MIC90, MIC that inhibits 90% of isolates; N/A, not available.