Table 2.

Prevalence of Brucella in milk specimens of aborted and non-aborted animals according to isolation.

Milk source		Number tested			Positive isolation
			No.	(%)	95%CI	X2	p-value
Non aborted animals	Cow	244	0	0.0	0	0.61	≥0.05
	Sheep	310	1	0.3	0.3-0.9
	Goat	254	0	0.0	0
	total	808	1	0.1	0.1-0.3
Aborted animals	Cow	18	1	5.6	16.2-5.1	0.39	≥0.05
	Sheep	63	7	10.3	17.5-3.1
	Goat	34	3	8.8	18.3-0.7
	total	120	11	9.2	14.4-4