Table 1.

Number and percentage of dogs (n = 500) seropositive to Ehrlichia spp., Anapalsma spp., B. burgdorferi (s.l.) and D. immitis

Pathogen	No. positive	Prevalence (%)	95% CI
Exposure to one pathogen
Ehrlichia spp.	44	8.8	6.5–11.7
Anapalsma spp.	24	4.8	3.1–7.1
B. burgdorferi (s.l.)	5	1	0.3–2.4
D. immitis	4	0.8	0.2–2.1
Exposure to two pathogens
Ehrlichia spp. + Anapalsma spp.	5	1	0.3–2.4
Ehrlichia spp. + B. burgdorferi (s.l.)	3	0.6	0.2–1.7
Ehrlichia spp. + D. immitis	2	0.4	0.1–1.4
D. immitis + Anapalsma spp.	2	0.4	0.1–1.4
Exposure to three pathogens
Ehrlichia spp. + Anapalsma spp. + D. immitis	1	0.2	0.04–1.1
Ehrlichia spp. + Anapalsma spp. + B. burgdorferi (s.l.)	1	0.2	0.04–1.1