Rapid Increase in Seroprevalence of Borrelia burgdorferi Antibodies among Dogs, Northwestern North Carolina, USA, 2017–2021

Autor: Peyton K. Pretsch, Katherine Tyrlik-Olk, Hilary Sandborn, Dana A. Giandomenico, Alexis M. Barbarin, Carl Williams, Paul L. Delamater, Barbara Qurollo, Stephanie van der Westhuizen, Ross M. Boyce
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Emerging Infectious Diseases, Vol 30, Iss 10, Pp 2047-2055 (2024)
Druh dokumentu: article
ISSN: 1080-6040
1080-6059
DOI: 10.3201/eid3010.240526
Popis: We evaluated spatial-temporal risk for Lyme disease in northwestern North Carolina, USA, by using individual-level canine Borrelia burgdorferi seroprevalence data collected during 2017–2021 at routine veterinary screenings for tickborne diseases. Seroprevalence in dogs increased from 2.2% (47/2,130) in 2017 to 11.2% (339/3,033) in 2021. The percentage of incident seropositivity increased from 2.1% (45/2,130) in 2017 to 7.6% (231/3,033) in 2021. Exploratory geographic analyses found canine seroprevalence shifted from clustered (2017, Moran’s I = 0.30) to dispersed (2021, Moran’s I = −0.20). Elevation, slope, aspect, and forest land cover density were associated with canine seroprevalence within various household buffer regions in 2017. Slope was associated with seroprevalence at the household level in 2021. Results support the use of individual-level canine seroprevalence data for monitoring human risk for Lyme disease. Establishing sentinel veterinary clinics within Lyme disease–emergent communities might promote prevention and control efforts and provide opportunities for educational and behavioral interventions.
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