Skip to main content

Table 5 Ehrlichia spp. seropositivity predicted by region and age via unadjusted analysis

From: Predominant risk factors for tick-borne co-infections in hunting dogs from the USA

Variable

Ehrlichia spp.-positive

Ehrlichia spp.-negative

Unadjusted relative risk (95% CI)

P-value

Age, n (%)

  

0.4114 (0.196–0.920)

0.0571*

 ≤ 6 years

17 (9.29)

166 (90.71)

  

 > 6 years

7 (22.58)

24 (77.42)

  

Sex, n (%)

  

1.349 (0.640–2.860)

0.5185

 Male

14 (12.84)

95 (87.16)

  

 Female

10 (9.52)

95 (90.48)

  

Region, n (%)

    

 East

3 (2.88)

101 (97.12)

 

< 0.0001*

 Midwest

15 (37.50)

25 (62.60)

  

 South

5 (20.83)

19 (79.17)

  

 West

1 (2.17)

45 (97.83)

  

% Exposed to B. burgdorferi

8 (13.33)

52 (86.67)

1.283 (0.583–2.744)

0.6299

% Exposed to Anaplasma spp.

11 (16.67)

55 (83.33)

1.897 (0.905–3.920)

0.1037

% Exposed to Babesia spp.

13 (13.98)

80 (86.02)

1.538 (0.734–3.221)

0.2815

  1. *Variables significantly associated with Ehrlichia spp. seropositivity at P < 0.05