Table 1 Senecavirus A affected farms characteristics and information on the number of processing fluid (PF) samples and weeks tested
Farm ID | Farm Size (No. of sows) | Month and year of SVA outbreak | No. of collected samples | No. of weeks tested before the outbreak | No. of weeks tested after the outbreak | Follow-up time (No. of weeks) | No. of weeks tested | Average No. of samples per tested week |
|---|---|---|---|---|---|---|---|---|
1 | 6,000 | Jun-19 | 85 | 3 | 26 | 30 | 20 | 4.3 |
2 | 6,000 | Sep-20 | 64 | 6 | 23 | 30 | 30 | 2.1 |
3 | 2,000 | Aug-20 | 22 | 2 | 19 | 22 | 22 | 1.0 |
4 | 2,000 | Aug-20 | 19 | 2 | 19 | 22 | 19 | 1.0 |
5 | 2,000 | Aug-20 | 22 | 3 | 18 | 22 | 22 | 1.0 |
6 | 2,000 | Aug-20 | 22 | 2 | 19 | 22 | 22 | 1.0 |
7 | 2,000 | Aug-20 | 21 | 3 | 17 | 21 | 21 | 1.0 |
8 | 2,000 | Sep-20 | 22 | 5 | 16 | 22 | 22 | 1.0 |
9 | 2,000 | Oct-20 | 18 | 1 | 16 | 18 | 18 | 1.0 |
10 | 2,600 | Nov-20 | 15 | 0 | 18 | 16 | 15 | 1.0 |
Total | — | — | 310 | — | — | — | — | — |
Average | — | — | — | 2.7 | 19.1 | 22.5 | 22.1 | 1.4 |