Skip to main content

Table 4 Tick-borne disease seropositivity predicted by age and exposure to via unadjusted analysis

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

VariableBabesia spp.-positiveBabesia spp.-negativeRelative risk (95% CI)P-value
Age, n (%)  0.6598 (0.49–0.957)0.0331*
 ≤ 6 years74 (40.44)109 (59.56)  
 > 6 years19 (61.26)12 (38.71)  
Sex, n (%)  1.276 (0.939–1.065)0.1310
 Male53 (48.62)56 (51.38)  
 Female40 (38.10)65 (61.90)  
Region, n (%)   0.2665
 East45 (43.27)59 (56.73)  
 Midwest21 (52.50)19 (47.50)  
 South12 (50.00)12 (50.00)  
 West15 (32.61)31 (67.39)  
% Exposed to B. burgdorferi30 (50.00)30 (50.00)1.222 (0.877–1.654)0.2829
% Exposed to Anaplasma spp.39 (59.09)27 (40.91)1.62 (1.199–2.159)0.0027*
% Exposed to Ehrlichia spp.13 (54.17)11 (45.83)1.29 (0.811–1.816)0.2815
  1. *Variables significantly associated with Babesia spp. seropositivity at P < 0.05