TABLE 1.
Distribution of genotypes by resistance phenotype
| Genotype | CIP resistance, n (%) | SXT resistance, n (%) | DOX resistance, n (%) | GM resistance, n (%) |
|---|---|---|---|---|
| CTX-M-15 (n=19) | 19 (100) | 18 (94.7) | 16 (84.2) | 5 (26.3) |
| CTX-M-14 (n=7) | 7 (100) | 4 (57.1) | 6 (85.7) | 1 (14.3) |
| CTX-M-9 (n=1) | 0 (0) | 1 (100) | 1 (100) | 0 (0) |
| CTX-M-24 (n=1) | 1 (100) | 1 (100) | 1 (100) | 1 (100) |
| SHV (n=3) | 0 (0) | 2 (66.7) | 3 (100) | 0 (0) |
| TEM (n=3) | 0 (0) | 1 (33.3) | 2 (66.7) | 1 (33.3) |
Resistance breakpoints were ciprofloxacin (CIP) (minimal inhibitory concentration [MIC] of at least 4 mg/L), trimethoprim-sulfamethoxazole (SXT) (MIC of at least 8:152 mg/L), doxycycline (DOX) (MIC of at least 16 mg/L) and gentamicin (GM) (MIC of at least 16 mg/L)