Table 5.
Frequency of antibiotic resistance in Escherichia strains not belonging to the E. coli lineage
| Antibiotic | Frequency (%)a |
|||||
|---|---|---|---|---|---|---|
| Clade I | Clade III | Clade IV | Clade V | E. albertii | E. fergusonii | |
| Nalidixic acid | 20 (5) | 0 (6) | 0 (6) | 2 (52) | 8 (13) | 0 (6) |
| Chloramphenicol | 33 (3) | 0 (13) | 0 (6) | 0 (50) | 0 (13) | 0 (6) |
| Kanamycin | 0 (6) | 0 (13) | 0 (5) | 0 (45) | 8 (13) | 0 (6) |
| Streptomycin | 0 (6) | 0 (13) | 0 (5) | 0 (44) | 0 (13) | 17 (6) |
| Tetracycline | 67 (3) | 8 (12) | 0 (4) | 37 (43) | 15 (13) | 50 (6) |
| Amoxicillin | 17 (6) | 0 (8) | ND | 0 (30) | ND | ND |
| Sulfamethoxazole | 33 (6) | 0 (8) | ND | 0 (30) | ND | ND |
a
The number of strains screened is indicated in parentheses. ND, not determined.