Table 2.

Susceptibility testing against ceftolozane/tazobactam was performed in the following Gram-negative bacteria with carbapenemase (n = 103) production

Carbapenemase producing isolates
Species	n
Acinetobacter baumannii	39
Klebsiella pneumoniae	33
Escherichia coli	16
Enterobacter cloacae	5
Pseudomonas aeruginosa	3
Citrobacter freundii	2
Klebsiella oxytoca	2
Serratia marcescens	2
Enterobacter asburiae	1
Total	103