Table 1.

Animal level prevalence of Salmonella and its unadjusted association with selected characteristics

Characteristics	Categories	Number	Weighted apercent positive for Salmonella	p-value
Sex	Male	101	1.4	0.483
	Female	1102	2.4
Age	<6 month	280	4.5	0.023
	6 months–2 years	162	0.0
	2 years–5 years	143	2.9
	5 years–8 years	496	1.6
	≥8 years	122	2.5
Study site	Sebeta	141	2.0	<0.001
	Addis Ababa	319	4.2
	Adaa	184	5.0
	Barake	151	0.4
	Welmera	195	0.0
	Sululta	213	0.2
Herd Size	Small [5–20)	480	1.8	0.117
	Medium [20–50)	369	2.1
	Large [50+	354	4.3
Have diarrhoea	No	1169	2.1	0.012
	Yes	34	9.4
Overall		1203	2.3

^aThe result was weighted by the probability of selecting animals from its respective farm