Dam Mycobacterium avium subspecies paratuberculosis (MAP) infection status does not predetermine calves for future shedding when raised in a contaminated environment: a cohort study

Table 1 Descriptive statistics regarding dam characteristics at parturition enrolled in this study

		All tests negative	Colostrum		Faeces	EDC
Farm	n		ELISA	PCR	PCR	Collected	PCR
1	10	1	4	4	6	126	38
2	23	10	8	9	1	150	11
3	16	5	4	9	2	150	12
4	14	0	6	12	7	144	44
5	12	1	7	6	3	132	15
6	14	5	5	5	1	150	4
7	12	2	3	3	8	144	30
8	16	4	2	2	10	138	6
Total	117	28	39	56*	43*	1134	160
%		24	34	48	37

Overview of status of dams which gave birth to a heifer- (calf) enrolled in this study per farm and the results of the Mycobacterium avium subspecies paratuberculosis (MAP) IS900 PCR on colostrum, faecal and dust samples, the results of the MAP ELISA on colostrum samples and the agreement of the test results.
n: Number of dams.
*p < 0.05.

ISSN: 1297-9716