Isolation and Identification of Staphylococcus aureus from Milk and Milk Products, Associated Factors for Contamination, and Their Antibiogram in Holeta, Central Ethiopia

Table 2

Results of the association between the prevalence of Staphylococcus aureus and potential risk factors in bulk tank milk.

Variables	Categories	No. of tested	No. of positive	Percentage	Fisher’s exact test P value
How to clean bulk tank container	Cold water and soap	38	4	10.53	0.033
	Hot water	9	4	44.44
Types of milking utensils	Plastic	40	6	15.00	0.585
	Stainless steel	7	2	28.57
Hygiene of milking utensils	Moderate	28	2	7.14	0.047
	Poor	19	6	31.58