Table 1.

Demographic information of the breeding facilities and selected bitches

Characteristics	Quantity
Number of different breeders selected for the study	13
Size of the breeding facilities	8–117 reproductive bitches
10 breeders (77%) raising 8–43 reproductive bitches
Raised breeds	1–9 different breeds 10 breeders (77%) raising only one or two breeds
Breeds enrolled in the study	12
Females of each breed
German shepherd dog	14 (34.1%)
Labrador	5 (12.2%)
Bichon	4 (9.8%)
Beagle	3 (7.3%)
Standard poodle	3 (7.3%)
Cocker spaniel	2 (4.9%)
Coton de Tulear	2 (4.9%)
Dachshund	2 (4.9%)
Golden retriever	2 (4.9%)
Shar-Pei	2 (4.9%)
Spitz	1 (2.4%)
Papillon	1 (2.4%)