Table 1. Paired comparisons between cPCR results obtained from different clinical samples in 62 naturally infected dogs.

	Positivity/sample
Positivity/sample	Nasal swab*	Conjunctival swab**
	54/62 (87%)	47/62 (76%)
Skin biopsy	P>0.05	P>0.05
50/62 (81%)
Bone marrow biopsy	P>0.05	P = 0.031
56/62 (90%)
Conjunctival swab**	P>0.05	-
47/62 (76%)

^*Only the left nostril was considered;

^**Only the left conjunctiva was considered.

The P values were calculated using the chi square test.