TABLE 2.
Distribution of SHV-type enzymes in different bacterial species
| Species (no. of isolates) | SHV-1 | SHV-2a | SHV-5 | SHV-11 | SHV-12 |
|---|---|---|---|---|---|
| C. freundii (6) | 6 | ||||
| C. koserii (3) | 1 | 1 | 1 | ||
| E. aerogenes (7) | 7 | ||||
| E. cloacae (5) | 4 (1)a | ||||
| E. coli (24) | 1 | 1 | 3 | 17 (2) | |
| K. oxytoca (9) | 1 | 7 (1) | |||
| K. pneumoniae (108) | 2 | 5 | 23 | 3 | 70 (5) |
| S. marcescens (3) | 3 | ||||
| M. morganii (1) | 1 | ||||
| Total (166) | 5 | 7 | 26 | 4 | 115 (9) |
| % of total | 3.0 | 4.2 | 15.7 | 2.4 | 74.7 |
a
The number of isolates in which the ESBL determinant was associated with the presence of a blaTEM-1 or blaTEM-2 determinant is in parentheses.