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Ability of the CDT and PCR-S assays to directly differentiate carbapenemase types present in 97 CPE-positive surveillance swabs
| Carbapenemase type (n) | No. (%) positive bya: |
|
|---|---|---|
| CDT | PCR-S | |
| KPC (60) | 57 (95) | 56 (93.3) |
| VIM (9) | 9 (100) | 9 (100) |
| KPC + VIM (25) | 11 (44) | 19 (76) |
| OXA-48 (3) | 1 (33.3) | 3 (100) |
| Total (97) | 78 (80.4) | 87 (89.7) |
CDT, combined disk test; PCR-S, PCR from a rectal swab
