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Volume 25, Number 4—April 2019
Dispatch

Seroprevalence of Borrelia burgdorferi, B. miyamotoi, and Powassan Virus in Residents Bitten by Ixodes Ticks, Maine, USA

Robert P. Smith, Susan P. EliasComments to Author , Catherine E. Cavanaugh, Charles B. Lubelczyk, Eleanor H. Lacombe, Janna Brancato, Hester Doyle, Peter W. Rand, Gregory D. Ebel, and Peter J. Krause
Author affiliations: Maine Medical Center Research Institute, Scarborough, Maine, USA (R.P. Smith, Jr., S.P. Elias, C.B. Lubelczyk, E.H. Lacombe, P.W. Rand); Lincoln Health, Damariscotta, Maine, USA (C.E. Cavanaugh); Colorado State University, Fort Collins, Colorado, USA (G.D. Ebel); Yale School of Public Health, New Haven, Connecticut, USA (J. Brancato, P.J. Krause); Yale School of Medicine, New Haven (H. Doyle, P.J. Krause)

Main Article

Table 1

Characteristics of residents bitten by blacklegged (deer) ticks (Ixodes scapularis) during 2009 and 2013 who participated in a serosurvey for antibodies against Borrelia burgdorferi, B. miyamotoi, and Powassan virus, Maine, USA, 2014*

Characteristic No. (%) residents
Mailings and responses
No. persons mailed 1,253
No. persons attending a clinic 230
No. database persons 190
No. persons from families of database persons
 40
Clinic information
Location
Biddeford clinics: April 23 and 26, 21 towns 31 (13.5)
Ellsworth clinics: Apr 18 and 19, 34 towns 94 (40.9)
Rockland clinics: Apr 5 and 18, 21 towns 32 (13.9)
Scarborough clinics: Apr 10 and 12, 36 towns
 73 (31.7)
Tick bite history and demographics of persons in database
Year tick submitted
2009 27 (14.2)
2010 41 (21.6)
2011 47 (24.7)
2012 37 (19.5)
2013
 38 (20.0)
Tick species/stage
Ixodes cookei nymph 1 (0.5)
Ix. scapularis female 164 (86.3)
Ix. scapularis nymph
 25 (13.2)
Tick engorgement
Slight 82 (43.2)
Moderate 73 (38.4)
Heavy
 35 (18.4)
Age, y, at time of bite
Adults, range 19–84 168 (88.4)
Children, range 6–18
 22 (11.6)
Sex
M 88 (46.3)
F
 102 (53.7)
Demographics of all persons at time of clinic visit
Age, y
Adults, range 18–90 215 (93.0)
Children, range 8–17 15 (7.0)
Race
Not reporting 3 (1.3)
American Indian/Alaska Native 0 (0.0)
Asian 2 (0.9)
Black or African American 0 (0.0)
Hispanic or Latino 1 (0.4)
Native Hawaiian/Pacific Islander 0 (0.0)
White 224 (98.7)
Sex
M 107 (46.5)
F 123 (53.5)

*Database persons refers to tick-bitten persons who had submitted their ticks to a tick identification program in Maine. Family of database persons were database person family members who reported being bitten by a blacklegged tick during 2009–2013.

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Page created: March 17, 2019
Page updated: March 17, 2019
Page reviewed: March 17, 2019
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.
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