Table 3.

Antimicrobial resistance patterns of E. coli O157:H7 isolates

Resistance pattern	No. of isolates	Percent
Ampicillin	4	26.7
Ampicillin, kanamycin	3	20.0
Ampicillin, kanamycin, nitrofurantoin	2	13.3
Ampicillin, kanamycin, tetracycline	1	6.7
Ampicillin, tetracycline, nitrofurantoin	1	6.7
Ampicillin, erythromycin, kanamycin	2	13.3
Ampicillin, tetracycline, erythromycin, kanamycin	1	6.7
Ampicillin, erythromycin, kanamycin, nitrofurantoin	1	6.7
Total	15	100