Table 1.
Prevalence of antimicrobial resistance E. coli isolated from pets and stray dogs.
| Antimicrobial agents | Antimicrobial-resistant E. coli isolated from | |||
|---|---|---|---|---|
| Home dogs (n = 46) | Stray dogs (n = 49) | |||
| Number | Percentage | Number | Percentage | |
| Tetracyclinea | 13 | 27.7 | 35 | 70 |
| Ampicillin | 12 | 25.5 | 22 | 44 |
| Streptomycina | 8 | 17 | 23 | 46 |
| Sulfamethoxazole-Trimethoprim | 9 | 19.1 | 5 | 10 |
| Ceftriaxone | 10 | 21.3 | 15 | 30 |
| Cefazolina | 5 | 10.6 | 18 | 36 |
| Cefpodoxime | 2 | 4.3 | 8 | 16 |
| Ceftazidime | 2 | 4.3 | 8 | 16 |
| Cefotaximea | 0 | 0 | 14 | 28 |
| Aztreonama | 4 | 6.4 | 15 | 30 |
| Nalidixic acid | 18 | 38.3 | 22 | 44 |
| Ciprofloxacin | 4 | 8.5 | 10 | 20 |
| Ampicillin-sulbactam | 6 | 12.8 | 12 | 24 |
| Amoxicillin-clavulanic | 2 | 4.3 | 4 | 8 |
| Chloramphenicola | 2 | 4.3 | 13 | 26 |
| Gentamicina | 0 | 0 | 6 | 12 |
| Kanamycina | 1 | 2.1 | 7 | 14 |
| Imipenem | 0 | 0 | 0 | 0 |
| Amikacin | 0 | 0 | 2 | 4 |
| Nitrofurantoin | 0 | 0 | 0 | 0 |
| R 1 ATM | 8 | 17.4 | 9 | 18.4 |
| R 2 ATMs | 5 | 10.9 | 5 | 10.2 |
| R 3 ATMs | 2 | 4.3 | 5 | 10.2 |
| R 4 or more ATMs | 11 | 23.9 | 23 | 32.7 |
a p ≤ 0.05; R 1 ATM (resistance to only one antimicrobial); R 2 ATMs (resistance to two antimicrobials only); R 3 ATMs (resistance to three antimicrobials only); R 4 or more ATMs (resistance to four or more antimicrobials).