From: Development and validation of a protocol to identify and recruit participants into a large scale study on liver fluke in cattle
Number of calls
Number (%) of farms
All farms
Farms successfully contacted
0
28 (4.9)a
–
1
281 (49.4)
246 (62.1)
2
166 (29.2)
106 (26.8)
3
60 (10.5)
27 (6.8)
4
13 (2.3)
8 (2.0)
5
5 (0.9)
3 (0.8)
6
8 (1.4)
5 (1.3)
7
1 (0.3)
Total
569
396