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Table 4 Results of herd analysis for Map antibody

From: The isolation and molecular characterization of Mycobacterium avium subsp. paratuberculosis in Shandong province, China

Dairy farm Total number sampling number The number of cow with diarrhoea The number of positive The number of negative Positive rate (%)
1 435 40 0 3 37 7.50
2 560 50 1 0 50 0
3 480 50 3 7 43 14.0
4 584 60 0 0 60 0
5 300 30 0 0 30 0
6 650 65 3 0 65 0
7 628 60 0 5 55 8.33
8 400 40 0 0 40 0
9 550 55 5 14 41 25.5
10 740 70 4 0 70 0
11 800 80 6 0 80 0
12 360 36 4 12 24 33.3
13 720 70 0 0 70 0
14 450 45 6 17 28 37.8
15 620 62 2 8 54 12.9
16 780 78 1 8 70 10.3
17 800 80 3 30 50 37.5
18 300 19 8 15 4 78.9
19 480 48 0 2 46 4.17
Total number 10,637 1038 46 121 917 11.7