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.

Gudnad√≥ttir et al. BMC Veterinary Research 2013 9:16   doi:10.1186/1746-6148-9-16

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