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

From: Dam Mycobacterium avium subspecies paratuberculosis (MAP) infection status does not predetermine calves for future shedding when raised in a contaminated environment: a cohort 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   
  1. 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.
  2. n: Number of dams.
  3. *p < 0.05.