Table 3.

Results of the genotyping survey carried out in 4 kennels that generated affected dogs^∗.

Kennel	Number of			Frequency (%)
	Dogs examined	Carriers	Affected dogs	Carriers	Affected dogs	Mutant allele
A	23	9	8	39.1	34.8	54.3
B	20	11	2	55.0	10.0	37.5
C	29	6	2	20.7	6.7	17.2
D	10	1	3	10.0	30.0	35.0
Total	82	27	15	32.9	18.3	34.8

*These genotyping surveys were carried out between 2008 and 2010.