Estimated Prevalence of Caprine Paratuberculosis in Boer Goat Herds in Missouri, USA

Table 1

Apparent and true prevalence estimates for animal, within-herd, and between-herd prevalences derived from 629 Boer goats in 25 Missouri herds.

Prevalence type	Number tested	Number positive for MAP	Apparent prevalence		True prevalence
			Estimate, %	95% CI	Estimate, %	95% CI
Animal	629	12	1.9	1.1 to 3.3	1.4	0.1 to 3.6
Within-herd	—	—	2	0 to 4	3	0 to 6
Between-herd	25	9	36	20.2 to 55.5	54.7	28.2 to 86.2