Table 10.

Results of the antibiotic sensitivity test of E. coli isolated from meat and meat by-products.

Antibiotic disks	Total no. of E. coli isolates	Resistant		Sensitive		Intermediate
		No.	%	No.	%	No.	%
Cefradine	177	75	42.4b	95	53.6d	7	4.0f
Ciprofloxacin	177	0	0.0f	174	98.3a	3	1.7g
Oxytetracycline	177	46	26.0d	120	67.8b	11	6.2e
Erythromycin	177	78	44.0a	32	18.1g	67	37.9b
Amoxicillin	177	46	26.0d	102	57.6c	29	16.4d
Ampicillin	177	55	31.1c	86	48.6e	36	20.3c
Streptomycin	177	11	6.2e	85	48.0f	81	45.8a
p-value		0.000**		0.000**		0.000**

^a,b,c Means in the same column bearing different superscripts are significantly different.

^**Significant differences at p=0.01. E. coli=Escherichia coli