Assessment of Milk Contamination, Associated Risk Factors, and Drug Sensitivity Patterns among Isolated Bacteria from Raw Milk of Borena Zone, Ethiopia

Table 7

Drug sensitivity pattern of isolated bacteria.

Antimicrobials	E. coli (n = 23)		S. aureus (n = 14)		Salmonella spp. (n = 1)
	S (%)	R (%)	S (%)	R (%)	S (%)	R (%)
Ampicillin	4 (21.1)	19 (79.9)	5 (35.7)	9 (64.3)	—	1 (100)
Ciprofloxacin	23 (100)	—	14 (100)	—	1 (100)	—
Chloramphenicol	23 (100)	—	10 (71.4)	4 (28.6)	—	2(100)
Gentamicin	23 (100)	—	13 (92.9)	1 (7.1)	1 (100)	—
Tetracycline	23 (100)	—	11 (78.6)	3 (21.4)	—	1 (100)