Managing Wildlife Diseases: Classical Swine Fever in Wild Boar
Author Information
Author(s): Sophie Rossi, Carole Toigo, Jean Hars, Françoise Pol, Jean-Luc Hamann, Klaus Depner, Marie-Frederique Le Potier
Primary Institution: Unité Sanitaire de la Faune, Office National de la Chasse et de la Faune Sauvage, France
Hypothesis
Can multi-state capture-recapture models provide new insights into the management of classical swine fever in wild boar?
Conclusion
The study suggests that piglets are unlikely to maintain the chain of classical swine fever virus transmission due to high lethality and low vaccination efficacy.
Supporting Evidence
- 80% of infected piglets did not survive more than two weeks.
- The probability of becoming immune did not significantly increase during vaccination sessions.
- Vaccination efficacy was low due to competition with alternative food sources.
Takeaway
This study looked at wild boar piglets to see how they get sick and how vaccines work. It found that most sick piglets don't live long and that the vaccines don't work well for them.
Methodology
A capture-mark-recapture study was conducted on wild boar piglets to estimate immunization and infection rates using multi-state models.
Potential Biases
Potential bias from social group dominance affecting capture probabilities and the possibility of missing short-term infections.
Limitations
The study may have biases due to capture methods and the inability to capture all individuals every week.
Participant Demographics
Wild boar piglets aged 2-7 months were targeted for the study.
Statistical Information
P-Value
0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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