TABLE 2.
Carbapenemase-producing Enterobacteriaceae isolates included in this studya
| Strain | No. of strains of various carbapenemase types (Ambler class) |
|||||||
|---|---|---|---|---|---|---|---|---|
| IMI/NMC (A) | KPC (A) | SME (A) | IMP (B) | NDM (B) | VIM (B) | OXA-48-type (D) | NDM/OXA-48-type (B/D) | |
| Citrobacter freundii | NA | 1 | NA | NA | 1 | NA | NA | NA |
| Enterobacter cloacae complex | 1 | 2 | NA | NA | 1 | 1 | NA | NA |
| Escherichia coli | NA | 2 | NA | NA | 5 | NA | NA | NA |
| Klebsiella (formerly Enterobacter) aerogenes | NA | NA | NA | 1 | NA | NA | 1 | NA |
| Klebsiella ozaenae | NA | NA | NA | NA | NA | NA | 1 | NA |
| Klebsiella pneumoniae | NA | NA | NA | 2 | 1 | 4 | 7 | 1 |
| Morganella morganii | NA | 1 | NA | NA | 1 | NA | NA | NA |
| Proteus mirabilis | NA | 1 | NA | NA | 1 | NA | NA | NA |
| Providencia rettgeri | NA | NA | NA | NA | 1 | NA | NA | NA |
| Raoultella ornithinolytica | NA | 1 | NA | NA | NA | NA | NA | NA |
| Salmonella Senftenberg | NA | NA | NA | NA | 1 | NA | NA | NA |
| Serratia marcescens | NA | NA | 2 | NA | NA | NA | NA | NA |
| Total | 1 | 8 | 2 | 3 | 12 | 5 | 9 | 1 |
a
IMI, imipenem-hydrolyzing β-lactamase; IMP, imipenemase; KPC, Klebsiella pneumoniae carbapenemase; NA, not applicable; NDM, New Delhi metallo-β-lactamase; NMC, nonmetallocarbapenemase; OXA, oxacillinase; SME, Serratia marcescens enzyme; VIM, Verona integron-encoded metallo-β-lactamase.