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Table 1 The questions posed and potential responses to the questionnaire, together with the number (N) and percentage (%) of flock owners indicating the applicable response

From: Control of Nematodirus spp. infection by sheep flock owners in Northern Ireland

Question Potential Response Percentage (number of respondents)
Do you treat specifically for Nematodirus spp. infection? Yes
No
81.6 (186)
18.4 (42)
How is the decision made to treat the animals? AFBI forecast
Faecal egg count
Presence of scour
Advice of veterinarian
Advice of other farmers
Same day annually
Dependent on weather
At turnout
At 6 weeks of age
As needed
19.7 (45)
7.9 (18)
47.4 (108)
14.5 (33)
53 (12)
23.7 (54)
6.6 (15)
1.3 (3)
5.3 (12)
5.3 (12)
Is every animal treated, or is only a percentage treated? 100%
<100%
97.4 (222)
2.6 (6)
How is the volume of drench determined? Estimate individual
Group average
Heaviest in group
Weigh individual
40.3 (92)
10.2 (23)
48.2 (110)
1.3 (3)
Is the equipment checked before use? Never
Sometimes
Always
17.3 (39)
52.0 (119)
30.7 (70)
Where is the product stored when not in use? Fridge
Cabinet/Cupboard
Garage/Shed/Workshop
11.0 (25)
69.9 (159)
19.1 (44)
Is “best before” date checked before use? Never
Sometimes
Always
8.0 (18)
29.3 (67)
62.7 (143)
  1. (As the decision to treat is often multi-factorial, the denominator for percentage calculation is set as the number of returned questionnaires (228) and the numerator is the tally of flock owners indicating each potential response)