Prevalence and associated risk factors for Salmonella enterica contamination of cow milk and cottage cheese in Ethiopia

Table 3 Overall prevalence of Salmonella in pasteurized milk by region and within value chain

Variable	Observation	Sample size	Salmonella positive (n)	Salmonella positive (%)	χ^{2 a}	P value
Region	Amhara	78	7	9.0	0.7	0.712
	Oromia	192	24	12.5
	SNNPs	96	11	11.5
	Total	366	42	11.5
Value chain	Processor	183	25	13.7	1	0.190
	Retailer	183	17	9.3
	Total	366	42	11.5

ISSN: 2731-9245