Table 3.
CTX-M-producing enterobacteria collected during a 1-week studya in 15 hospitals distributed in different regions of Argentina
| Species (no. of isolates) | ESBL determinant(s) (no. of isolates) |
|---|---|
| Klebsiella pneumoniae (21) | blaCTX-M-15 (10) |
| blaCTX-M-2 (9) | |
| blaCTX-M-2 + blaCTX-M-15 (1) | |
| blaCTX-M-8 (1) | |
| Escherichia coli (13) | blaCTX-M-15 (7) |
| blaCTX-M-14 (3) | |
| blaCTX-M-2 (3) | |
| Proteus mirabilis (5) | blaCTX-M-2 (4) |
| blaCTX-M-56 (1) | |
| Klebsiella oxytoca (4) | blaCTX-M-2 (3) |
| blaCTX-M-2 + blaCTX-M-15 (1) | |
| Serratia spp. (3) | blaCTX-M-2 (3) |
| Providencia spp. (1) | blaCTX-M-2 (1) |
a
October 2010.