Risk maps for the spread of highly pathogenic avian influenza in poultry
2007

Risk Maps for Avian Influenza Spread in Poultry

Sample size: 241 publication Evidence: high

Author Information

Author(s): Gert Jan Boender, Thomas J. Hagenaars, Annemarie Bouma, Gonnie Nodelijk, Armin R. W. Elbers, Mart C. M. de Jong, Michiel van Boven

Primary Institution: Wageningen University and Research Centre

Hypothesis

What are the key parameters determining the spread of highly transmissible animal diseases between farms?

Conclusion

The study identifies two high-risk areas in The Netherlands where avian influenza can spread rapidly and control measures may be ineffective.

Supporting Evidence

  • The analysis showed that most infections were confined to two poultry-dense areas.
  • Infected farms close to each other had a significantly higher risk of transmission.
  • The study provided a method to estimate the transmission kernel based on distance.

Takeaway

The researchers made maps to show where avian influenza is likely to spread between farms, helping to identify areas that need special attention.

Methodology

The study used spatial analysis and mathematical modeling based on outbreak data from a 2003 avian influenza epidemic.

Limitations

The study relies on historical data, which may not capture all variables affecting disease spread.

Statistical Information

Confidence Interval

(7.2–7.8)

Digital Object Identifier (DOI)

10.1371/journal.pcbi.0030071

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