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Volume 15, Number 4—April 2009

Correlation between Tick Density and Pathogen Endemicity, New Hampshire

Seth T. Walk, Guang Xu, Jason W. Stull, and Stephen M. RichComments to Author 
Author affiliations: University of Massachusetts, Amherst, Massachusetts, USA (S.T. Walk, G. Xu, S.M. Rich); New Hampshire Department of Health and Human Services, Concord, New Hampshire, USA (J.W. Stull); University of New Hampshire, Durham, New Hampshire, USA (J.W. Stull)

Main Article


Pathogen prevalence and coinfection in 2 regions of different tick density, New Hampshire*

Infection No. ticks collected
HLI sites MLI sites Total
Single infection
Borrelia burgdorferi 237 29 266
Anaplasma phagocytophilum 1 0 1
Babesia microti
Multiple infections
B. burgdorferi + A. phagocytophilum 9 0 9
B. burgdorferi + B. microti 28 3 31
A. phagocytophilum + B. microti 0 0 0
B. burgdorferi + A. phagocytophilum + B. microti 0 0 0

*HLI, high Lyme disease incidence; MLI, medium Lyme disease incidence.

Main Article

Page created: December 10, 2010
Page updated: December 10, 2010
Page reviewed: December 10, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.