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Table 2 Animal level lactoprevalence to bTB based on an ELISAa in 15 farms in Hubei Province, China

From: Evaluation and application of a milk antibody ELISA for assessing the prevalence and incidence of bovine tuberculosis in dairy herds in Hubei Province, China

Farm

Prevalence (95% CIb)

2018. 01

2018. 04

2018. 07

2019. 03

2019. 06

Total

A

0.0%

(0, 1.9)

0.0%

(0.0, 2.3)

0.0%

(0,3.8)

1.4%

(0, 7.6)

1.4%

(0, 7.6)

0.3%

(0, 1.2)

B

0.0%

(0, 3.2)

0.0%

(0.0, 3.5)

1.6%

(0, 8.8)

1.5%

(0.2, 5.4)

-

0.7%

(0.2, 2.1)

C

-

0.6%

(0.0, 3.6)

0.9%

(0, 4.8)

7.0%

(2.3, 15.7)

8.5%

(3.2, 17.5)

3.2%

(1.7, 5.4)

D

-

7.7%

(4.1, 13.1)

18.3%

(13, 24.8)

 

12.8%

(7.7, 19.4)

13.2%

(10.3, 16.6)

E

2.4%

(0.5, 6.8)

1.9%

(0.2, 6.7)

20.3%

(11.8, 31.2)

13.3%

(7.5, 21.4)

19.4%

(8.2, 36)

9.2%

(6.7, 12.3)

F

19.6%

(12.2, 28.9)

20.0%

(11.6, 30.8)

-

-

-

19.8%

(14.1, 26.5)

G

10.1%

(5.0, 17.8)

9.0%

(3.7, 17.6)

-

-

-

9.6%

(5.7, 14.9)

H

0.0%

(0.8, 7.0)

11.6%

(6.9, 18.0)

-

-

-

7.5%

(4.4. 11.8)

I

8.6%

(4.5, 14.6)

4.3%

(1.2, 10.8)

-

-

-

6.9%

(4.0, 11)

J

7.6%

(2.1, 18.2)

13.7%

(5.7,26.3)

   

10.6%

(5.4,18.1)

K

0.7%

(0, 4)

-

0.0%

(0, 3.7)

0.0%

(0, 5.1)

0.0%

(0, 5.1)

0.3%

(0, 1.5)

L

-

3.9%

(0.8, 11.1)

-

0.0%

(0, 5.6)

 

2.1%

(0.4, 6.1)

M

-

-

-

35.9%

(26.1, 46.5)

30.9%

(21.7, 41.2)

33.3%

(26.6, 40.6)

N

6.6%

(2.5, 13.8)

7.3%

(2.7, 15.2)

-

9.5%

(3.6, 19.6)

11.1%

(4.6, 21.6)

8.4%

(5.5, 12.1)

O

41.0%

(28.6, 54.3)

11.1%

(3.7, 24.1)

-

20.5%

(9.8, 35.3)

-

26.0%

(19.2, 33.8)

Total

6.7%

(5.3, 8.3)

6.0%

(4.8, 7.4)

8.0%

(6.0, 10.5)

9.9%

(7.8, 12.3)

12.4%

(9.8, 15.5)

7.9%

(7.1, 8.7)

  1. aELISA antibody detection kits were purchased from Wuhan Keqian Biology Co., Ltd
  2. b95% confidence intervals (CI) were calculated for each parameter using the method of Ross (Ross 2003)