From: Increased prevalence of Borrelia burgdorferi infections in Bernese Mountain Dogs: a possible breed predisposition
Bernese Mountain Dogs (n = 160)
Control dogs (n = 62)
Serology*
number of dogs
%
coat color
fair
dark
   positive1,2
92
58
9
15
3
6
   negative
68
42
53
85
38
   total
160
100
62
41
21