Transmission Parameters of the 2001 Foot and Mouth Epidemic in Great Britain
2007

Transmission Parameters of the 2001 Foot and Mouth Epidemic in Great Britain

Sample size: 2013 publication 10 minutes Evidence: high

Author Information

Author(s): Chis Ster, Ferguson Neil M.

Primary Institution: Imperial College London

Hypothesis

What were the transmission parameters of the 2001 foot and mouth disease epidemic in Great Britain?

Conclusion

The study found significant evidence for assortative contact patterns between animals of the same species during the 2001 FMD epidemic.

Supporting Evidence

  • Statistically significant evidence for assortative contact patterns between animals of the same species was found.
  • The study estimated that cattle were 5.7-fold more susceptible than sheep.
  • Models indicated that 88% of infected premises were infected by cattle during the early phase of the epidemic.
  • Risk maps showed geographic variation in transmission potential across Great Britain.

Takeaway

This study looked at how foot and mouth disease spread among farms in Great Britain and found that animals of the same type were more likely to spread the disease to each other.

Methodology

The study used a Bayesian Markov Chain Monte Carlo method to estimate epidemiological parameters from data on infected farms.

Potential Biases

Potential bias due to the assumption that all infected farms were diagnosed and the exclusion of farms with pigs.

Limitations

The study assumed that all infectious farms were completely observed and did not account for within-farm dynamics.

Participant Demographics

The study focused on farms in Great Britain, specifically those involved in the 2001 FMD outbreak.

Statistical Information

P-Value

p<0.05

Confidence Interval

(4.54, 7.63)

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0000502

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