Cloacael Carriage and Multidrug Resistance Escherichia coli O157:H7 from Poultry Farms, Eastern Ethiopia

Table 4

Resistance patterns of E. coli O157:H7 isolates form Haramaya University and Adele Poultry Farms against 14 antimicrobial agents.

Antimicrobials	E. coli O157:H7
	Frequency	%
E, K	1	4.16
E, TE	2	8.33
E, C	1	4.16
E, CLI	1	4.16
E, SPT	1	4.16
E, AMP	2	8.33
E, FOX	1	4.16
E, CLI, TE	1	4.16
E, K, TE	1	4.16
CN, E, TE	1	4.16
E, C, CLI, AMP	3	12.5
E, FOX, C, AML	1	4.16
E, CLI, C, AMP	1	4.16
E, S, C, AML	1	4.16
E, AMP, TE, AML	1	4.16
CN, E, S, AMP	1	4.16
E, CLI, K, AMP, FOX, C, TE, AML	2	8.33
E, CLI, K, AMP, C, TE, TRI, AML	1	4.16
E, S, K, NAL, CLI, C, TE, TRI, AML	1	4.16
Total	24	92.30

E: erythromycin, S: streptomycin, Nal = nalidixic acid, K: kanamycin, AMP: ampicillin, TE: tetracycline, RIT: trimethoprim, AML: amoxicillin, CIP: ciprofloxacin, CN: gentamycin, FOX: cefoxitin, C: chloramphenicol, and SPT: spectinomycin.