Detection of Extended-Spectrum Beta-Lactamase-Producing Escherichia coli in Market-Ready Chickens in Zambia

Table 2

Antibiotic susceptibilities of the isolates .

Antibiotic	Resistant number (%)
Cefotaxime/ceftazidime	77 (100%)
Ampicillin	77 (100%)
Chloramphenicol	44 (57.1%)
Ciprofloxacin	37 (48.1%)
Gentamicin	29 (37.7%)
Nalidixic acid	37 (48.1%)
Norfloxacin	42 (54.5%)
Streptomycin	15 (20.8%)
Sulfamethoxazole/trimethoprim	32 (41.6%)
Tetracycline	46 (59.7%)