Table 2 |
||||||
| Number of infected lambs in the 3 groups | ||||||
| Age in months: | 2-4 | 5 | 11 | 16 | 23 | 28 |
| Group 1 | ||||||
| Vaccinated | 0 | 0 | 1 | 6 | 8 | 8 (47%) |
| Unvaccinated | 0 | 0 | 2 | 9 | 14 | 15 (88%) |
| Group 2 | ||||||
| Vaccinated | 4 | 5 | 11 | 13 | 13 | 13 |
| Unvaccinated | 12 | 12 | 12 | 13 | 13 | 13 |
| Group 3 | ||||||
| Vaccinated | 0 | 0 | 0 | At 18 months 9 pairs alive. | ||
| Unvaccinated | 0 | 0 | 0 | In 4 pairs both lambs seronegative. | ||
| In 3 pairs both lambs infected. | ||||||
| In 2 pairs one lamb negative one vaccinee and one unvaccinated. | ||||||
Gudnadóttir et al. BMC Veterinary Research 2013 9:16 doi:10.1186/1746-6148-9-16
