Table 1.
Surveillance programme for SI in Norwegian pigs in 2009 and 2010. Detection of pandemic (H1N1) 2009 specific antibodies by ELISA in different counties in Norway.
| County | 2009 | 2010 | ||
|---|---|---|---|---|
| Number of herds tested |
Number of seropositive herds (%) |
Number of herds tested |
Number of seropositive herds (%) |
|
| Troms and Finnmark | 5 | 0 (0%) | 5 | 2 (40%) |
| Nordland | 20 | 0 (0%) | 20 | 4 (20%) |
| Trøndelag and Møre | 88 | 3 (3%) | 88 | 48 (55%) |
| Vestlandet | 11 | 0 (0%) | 24 | 5 (21%) |
| Rogaland and Agder | 117 | 11 (9%) | 129 | 73 (57%) |
| Vestfold, Buskerud, Telemark | 62 | 1 (2%) | 59 | 20 (34%) |
| Østfold and Akershus | 77 | 0 (0%) | 69 | 20 (29%) |
| Hedmark and Oppland | 72 | 1 (1%) | 65 | 18 (28%) |
| Total Norway | 452 | 16 (3.5%) (95% CI 2.2–5.7%) |
459 | 190 (41%) (95% CI 37–46%) |