Volume 15, Number 4—April 2009
Dispatch
Correlation between Tick Density and Pathogen Endemicity, New Hampshire
Seth T. Walk, Guang Xu, Jason W. Stull, and Stephen M. Rich
Table
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 |
13 |
2 |
15 |
| 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.
