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Volume 22, Number 2—February 2016
Research

Association between Landscape Factors and Spatial Patterns of Plasmodium knowlesi Infections in Sabah, Malaysia

Kimberly M. FornaceComments to Author , Tommy Rowel Abidin, Neal Alexander, Paddy Brock, Matthew J. Grigg, Amanda Murphy, Timothy William, Jayaram Menon, Chris J. Drakeley, and Jonathan Cox
Author affiliations: London School of Hygiene and Tropical Medicine, London, UK (K.M. Fornace, N. Alexander, C.J. Drakeley, J. Cox); Infectious Diseases Society, Kota Kinabalu, Malaysia (T.R. Abidin, M.J. Grigg, T. William); Menzies School of Health Research, Kota Kinabalu (T.R. Abidin, M.J. Grigg, T. William); University of Glasgow, Glasgow, UK (P. Brock); Menzies School of Health Research, Darwin, Northern Territory, Australia (M.J. Grigg, A. Murphy); Jesselton Medical Centre, Kota Kinabalu (T. William); Sabah Department of Health, Kota Kinabalu (T. William, J. Menon)

Main Article

Table 3

Multivariable negative binomial regression of P. knowlesi incidence (including population offset) in Plasmodium knowlesi study, Sabah, Malaysia, 2008–2012*

Variable IRR (95% CI) p value
% Forest remaining, ≤2 km radius
<65 Reference 0.0004
≥65
 1.51 (1.42–1.99)
% Forest lost in the past 5 y, ≤2 km radius
<8 Reference <0.0001
8–14 1.68 (1.27–2.22)
>14
 2.22 (1.53–2.93)
Mean elevation per 10 m above sea level, ≤5 km radius 0.98 (0.96–0.99) 0.001

*Population was used as an offset to correct the number of infections reported for an estimate of the population size. Radius is calculated as distance from village center. IRR, incident rate ratio.

Main Article

Page created: January 13, 2016
Page updated: January 13, 2016
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