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. Author manuscript; available in PMC: 2013 Dec 12.
Published in final edited form as: J Vet Sci Med Diagn. 2013 Mar 22;2(1):10.4172/2325-9590.1000109. doi: 10.4172/2325-9590.1000109

Table 1. Associations with risk factors for Brucella seropositivity.

Risk factors Number
of test
negative		 Number test
positive (%)		 Univariable
OR (95% CI)
Species Cattle 850 12 (1.4) 1
Camel 454 4 (0.9) 0.7 (0.2-2.1)
Goat 462 48 (9.6) 7.3(2.8-19.1)***
Age class 1a 295 4 (1.2) 1
2b 772 32 (3.8) 1.4 (0.9-2.2)
3c 699 28 (4.0) 1.7(0.9-2.9)*
Sex Female 1408 63 (4.0) 1
Male 358 1 (0.3) 0.3(0.2-0.4)***
*

p<0.05;

***

p<0.001

a

Age categories, for cattle and goats <= 1 years, and camels <= 2 years,

b

for cattle and goats 1- <= 3 years, and for camels 2- <= 4 years,

c

for cattle and goats>3 years, and for camels>4 years.