Table 1 Number and status of animals tested for the presence of SBV-specific antibodies at every sampling time point
| Â | number of samples (positive/doubtful/negative) | ||||||
|---|---|---|---|---|---|---|---|
status at first sampling | Dec 11/Jan 12 | Jan 13 | Dec 13 | Dec 14 | Dec 15 | Dec 16 | Dec 17 |
Positive | 17/0/0 | 17/0/0 | 15/1/1 | 14/1/2 | 15/0/2 | 14/2/1 | 14/0/3 |
Negative | 0/0/6 | 2/0/4 | 2/0/4 | 2/0/4 | 1/0/5 | 1/0/5 | 1/0/5 |
Positive | Â | 15/0/0 | 14/1/0 | 14/1/0 | 13/0/2 | 11/1/3 | 11/0/4 |
Negative | Â | 0/0/0 | 0/0/0 | 0/0/0 | 0/0/0 | 0/0/0 | 0/0/0 |
Positive | Â | Â | 13/0/0 | 13/0/0 | 11/1/1 | 11/0/2 | 9/2/2 |
Negative | Â | Â | 0/0/12 | 0/0/12 | 0/0/12 | 5/0/7 | 5/0/7 |
Positive | Â | Â | Â | 2/0/0 | 1/0/1 | 2/0/0 | 1/0/1 |
Negative | Â | Â | Â | 0/0/26 | 0/0/26 | 7/0/19 | 7/0/19 |
Positive | Â | Â | Â | Â | 0/0/0 | 0/0/0 | 0/0/0 |
Negative | Â | Â | Â | Â | 0/0/62 | 1/0/61 | 1/0/61 |
Positive | Â | Â | Â | Â | Â | 29/2/0 | 28/1/2 |
Negative | Â | Â | Â | Â | Â | 0/0/35 | 0/0/35 |
First sampled in 2017 (animals < 36 months of age) |  |  |  |  |  |  | 37/1/41 |
> 36 months of age in 2017, but not consistently sampled in previous years |  |  |  |  |  |  | 14/2/6 |