Topographic determinants of foot and mouth disease transmission in the UK 2001 epidemic

被引:30
作者
Savill N.J. [1 ,2 ]
Shaw D.J. [3 ]
Deardon R. [1 ,7 ]
Tildesley M.J. [4 ]
Keeling M.J. [4 ]
Woolhouse M.E.J. [2 ]
Brooks S.P. [1 ]
Grenfell B.T. [5 ,6 ]
机构
[1] Statistical Laboratory, Centre for Mathematical Sciences, University of Cambridge, Cambridge, CB3 0WB, Wilberforce Road
[2] Institute of Infection and Immunology Research, School of Biological Sciences, University of Edinburgh, Edinburgh, EH9 3JT, West Mains Road
[3] Veterinary Clinical Studies, University of Edinburgh, Easter Bush Veterinary Centre, Roslin, Midlothian
[4] Ecology and Epidemiology Group, Department of Biological Sciences, University of Warwick, Coventry, CV4 7AL, Gibbet Hill Road
[5] Center for Infectious Disease Dynamics, Department of Entomology and Biology, Pennsylvania State University, University Park
[6] Fogarty International Center, National Institutes of Health, Bethesda
[7] Cambridge Infectious Diseases Consortium, Department of Veterinary Medicine, University of Cambridge, Cambridge, CB3 0ES, Madingley Road
关键词
Euclidean Distance; Short Route; Mouth Disease; Minor Road; Road Distance;
D O I
10.1186/1746-6148-2-3
中图分类号
学科分类号
摘要
Background: A key challenge for modelling infectious disease dynamics is to understand the spatial spread of infection in real landscapes. This ideally requires a parallel record of spatial epidemic spread and a detailed map of susceptible host density along with relevant transport links and geographical features. Results: Here we analyse the most detailed such data to date arising from the UK 2001 foot and mouth epidemic. We show that Euclidean distance between infectious and susceptible premises is a better predictor of transmission risk than shortest and quickest routes via road, except where major geographical features intervene. Conclusion: Thus, a simple spatial transmission kernel based on Euclidean distance suffices in most regions, probably reflecting the multiplicity of transmission routes during the epidemic. © 2006 Savill et al; licensee BioMed Central Ltd.
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