TABLE 2.
CPO type | No. tested | No. of positive carbapenemase tests | Classification by BD Phoenix CPO Detect |
|||
---|---|---|---|---|---|---|
Class A | Class B | Class D | Unclassified positive | |||
Class A | 110 | 107 | 91 | 3 | 0 | 13 |
Class B | 91 | 87 | 0 | 63 | 2 | 22 |
Class D | 35 | 35 | 1 | 1 | 31 | 2 |
Duala | 7 | 7 | 0 | 1 | 4 | 2 |
The classification results for the dual carbapenemase producers were as follows: positive unclassified, A. baumannii (OXA-23 + OXA-40) and E. cloacae (KPC-18 + VIM-1); class D, A. baumannii (OXA-23 + NDM), two isolates of K. pneumoniae (OXA-181 + NDM), and K. pneumoniae (OXA-232 + NDM); and class B, E. cloacae (KPC-18 + VIM-1).