Serological and Molecular Evidence of Q Fever in Domestic Ruminants in Bangladesh

Table 2

Distribution of herd level prevalence of Q fever based on iELISA using bulk milk.

Variable	Tested	Positive (>40%)	Prevalence	95% CI	test; value
District					<0.01
Satkhira	28	2	7.1	0.9–23.5
Chittagong	55	6	10.9	4.1–22.2
Sirajganj	26	9	34.6	17.2–55.6
Number of lactating cows					1
>5	22	3	13.6	2.9–34.9
1 to 5	87	14	16.1	9.1–15.5
Breed composition					0.29
Sahiwal cross	18	2	11.1	1.4–34.7
Friesian cross	73	10	13.7	6.8–23.8
Both	18	5	27.8	9.7–53.5

The other two bulk milk samples were collected from two government goat farms in Savar, Dhaka, and Rajshahi Districts; CI: Confidence Interval.