Table 2.
Occurrence of diversified resistance patterns among the poultry-originated C. jejuni and C. coli strains which showed full resistance against two or more antimicrobial agents
| Resistance | Resistance patterns* | C. jejuni (n = 47) | C. coli (n = 24) | ||
|---|---|---|---|---|---|
| Category | No. of strains (%) | Sub-total (%) | No. of strains (%) | Sub-total (%) | |
| Against two | AMX-STR | 3 (6) | 10 (21) | 2 (8) | 4 (16) |
| AMX-TET | 5 (11) | 2 (8) | |||
| ER-CIP | 2 (4) | 0 (0) | |||
| Against three | ER-STR-CIP | 5 (11) | 11 (23) | 3 (13) | 6 (25) |
| AMX-ER-NOR | 3 (6) | 2 (8) | |||
| AMX-TET-CIP | 3 (6) | 1 (4) | |||
| Against four | AMX-STR-TET-CIP | 3 (6) | 3 (6) | 1 (4) | 1 (4) |
| Against five | AMX-ER-TET-NOR-AZM | 3 (6) | 5 (11) | 2 (8) | 3 (12) |
| AMX-ER-TET-NOR-GEN | 2 (4) | 1 (4) | |||
| Against six | AMX-ER-TET-CIP-NOR-AZM | 4 (9) | 4 (9) | 0 (0) | 0 (0) |
| Total | 33 (70) | 14 (58) | |||
*Resistant to antimicrobials at standard doses (μg): amoxicillin (AMX, 30 μg), streptomycin (STR, 10 μg), erythromycin (ER, 30 μg), tetracycline (TET, 30 μg), ciprofloxacin (CIP, 5 μg), norfloxacin (NOR, 10 μg), gentamicin (GM, 10 μg), and azithromycin (AZM, 30 μg)