Table 4.

Results of serologic testing for B. burgdorferi

	Bernese Mountain Dogs (n = 160)		Control dogs (n = 62)
Serology*	number of dogs	%	number of dogs	%	coat color
					fair	dark
positive1,2	92	58	9	15	3	6
negative	68	42	53	85	38	15
total	160	100	62	100	41	21

* ELISA and Western blot positive

¹Significant difference between Bernese Mountain Dogs and control dogs (p < 0.001).

²Significant difference between control dogs with fair and dark coat color (p < 0.03).