TABLE 5.
Categories | Day 0 | Day 60 | Day 120 | Day 195 | Day 260 | Day 315 | Day 365 |
---|---|---|---|---|---|---|---|
Number vaccinated sheep sampled | 110 | 64 | 61 | 58 | 58 | 58 | 55 |
Sheep positive ELISA | 1 | 31 | 17 | 25 | 6 | 27 | 22 |
% sheep positive ELISA | 0.91 | 48.44 | 27.87 | 43.10 | 10.34 | 46.55 | 40.00 |
Sheep positive VNT 160 | 0 | 35 | 23 | 31 | 38 | 26 | 30 |
Sheep doubtful VNT 80 | 0 | 12 | 10 | 10 | 3 | 6 | 9 |
% sheep ≥ 80 VNT | 0.00 | 73.44 | 54.10 | 70.69 | 70.69 | 55.17 | 70.91 |
Number placebo sheep sampled | 109 | 62 | 48 | 58 | 52 | 44 | 55 |
Sheep positive ELISA | 0 | 1 | 1 | 5 | 1 | 0 | 0 |
% sheep positive ELISA | 0.00 | 1.61 | 2.08 | 8.62 | 1.92 | 0.00 | 0.00 |
Sheep positive VNT 160 | 0 | 1 | 1 | 1 | 0 | 0 | 0 |
Sheep doubtful VNT 80 | 0 | 0 | 0 | 1 | 2 | 0 | 1 |
% sheep ≥ 80 VNT | 0.00 | 1.61 | 2.08 | 3.45 | 3.85 | 0.00 | 1.82 |
ELISA, enzyme-linked immunosorbent assay; VNT, viral neutralisation test.