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Volume 27, Number 2—February 2021

Emergence of Lyme Disease on Treeless Islands, Scotland, United Kingdom

Caroline MillinsComments to Author , Walter Leo, Isabell MacInnes, Johanne Ferguson, Graham Charlesworth, Donald Nayar, Reece Davison, Jonathan Yardley, Elizabeth Kilbride, Selene Huntley, Lucy Gilbert, Mafalda Viana, Paul Johnson, and Roman Biek
Author affiliations: University of Liverpool, Liverpool, UK (C. Millins); University of Glasgow, Glasgow, Scotland, UK (C. Millins, W. Leo, D. Nayar, R. Davison, J. Yardley, L. Gilbert, M. Viana, P. Johnson, E. Kilbride, R. Biek); National Health Service Western Isles, Benbecula, Scotland, UK (I. MacInnes); Scottish Natural Heritage, South Uist, Scotland, UK (J. Ferguson); Southern Isles Veterinary Practice, Benbecula (G. Charlesworth); Heb Insights, North Uist, Scotland, UK (S. Huntley)

Main Article

Table 1

Best fit generalized linear mixed models of nymph density, Borrelia burgdorferi sensu lato prevalence, and density of infected nymphs among questing Ixodes ricinus ticks, Western Isles, Scotland, UK, 2018–2019

Response variable Explanatory variable Estimate SE p value*
Nymph density Intercept −4.02 0.93

Temperature, °C/10
Nymph infection prevalence Intercept −2.94 0.30
Island <0.01
South Uist Referent
North Uist 0.37 0.44
Harris –2.69 1.11


Density of infected nymphs Intercept −4.82 0.52
Island <0.01
South Uist Referent
North Uist –0.07 0.79
Harris –2.96 1.45
Barra –4.07 1.15

*p value determined from likelihood-ratio test of removing each variable from the best fit model.

Main Article

Page created: December 23, 2020
Page updated: January 23, 2021
Page reviewed: January 23, 2021
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