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Table 7 Methods used to monitor herds for liver fluke and farmer-reported results of tests used

From: Development and validation of a protocol to identify and recruit participants into a large scale study on liver fluke in cattle

Method

 

Dairy herds (n = 98)

Non-dairy herds (n = 92)

All herds (n = 190)

  

Number (%)

Positive (%)

Number (%)

Positive (%)

Number (%)

Positive (%)

F. hepatica Bulk tank milk ELISA

Yes

48 (49)

28 (58.3)

NAa

–

–

–

No

50 (51)

     

Liver inspection at abattoir

Yes

32 (32.7)

24 (75.0)

23 (25.0)

16 (69.6)

55 (28.9)

40 (72.7)

No

36 (36.7)

–

14 (15.2)

–

50 (26.3)

–

Don’t know

2 (2.0)

–

0 (0.0)

–

2 (1.1)

–

NA

28 (28.6)

–

55 (59.8)

–

83 (43.7)

–

F. hepatica faecal egg count analysis

Yes

8 (8.2)

4 (50.0)

6 (6.5)

2 (33.3%)

14 (7.4)

6 (42.86)

No

90 (91.8)

–

86 (93.5)

–

176 (92.6)

–

  1. aNA not applicable