Table 2 Antimicrobial resistance of Campylobacter isolates with different biofilm-forming abilities
Classes | Members | Biofilm strong isolates (n = 20) | Biofilm weak isolates (n = 113) | Biofilm negative isolates (n = 73) | |||
|---|---|---|---|---|---|---|---|
No. of resistant isolates | Resistance rates (%) | No. of resistant isolates | Resistance rates (%) | No. of resistant isolates | Resistance rates (%) | ||
β-lactams | Ampicillin | 19 | 100 | 98 | 85.8 | 43 | 58.9 |
Ceftriaxone | 19 | 95.0 | 97 | 85.8 | 60 | 82.2 | |
Cefazolin | 20 | 100 | 113 | 100.0 | 73 | 100.0 | |
Aminoglycosides | Neomycin | 11 | 55.0 | 13 | 11.5 | 2 | 2.7 |
Amikacin | 8 | 40.0 | 9 | 8.0 | 0 | 0 | |
Tetracyclines | Tetracycline | 16 | 80.0 | 99 | 84.1 | 70 | 95.9 |
Sulfonamides | Sulfamethoxazole | 19 | 95.0 | 46 | 40.7 | 6 | 8.2 |
Fluoroquinones | Ciprofloxacin | 20 | 100 | 113 | 100.0 | 73 | 100.0 |
Norfloxacin | 20 | 100 | 113 | 100.0 | 73 | 100.0 | |
Lincosamides | Clindamycin | 19 | 95.0 | 26 | 23.0 | 0 | 0 |
Macrolides | Erythromycin | 18 | 90.0 | 13 | 11.5 | 0 | 0 |