Table 1. Demographic characteristics of the study dogs.

Data for age, weight and body condition score (BCS) are expressed as mean and standard deviation.

Dogs	Included (n = 17)	Analyzed (n = 13)
Age (years)	6 ± 3.9	6.3 ± 4.1
Sex (M/F)	10/7	8/5
Weight (Kg)	33 ± 10.7	30.5 ± 10.4
BCS (/9)	5.8 +1.1	5.2 ±1.1
Breed (n)	Mix breed (4) Labrador (2) Rottweiler (2) German Shepard (2) English Setter (2) Border Collie (1) Bernese Mountain Dog (1) Italian Mastiff (1) Cocker Spaniel (1) Siberian Husky (1)	Mix breed (4) Labrador (2) German Shepard (1) English Setter (2) Border Collie (1) Bernese Mountain Dog (1) Italian Mastiff (1) Cocker Spaniel (1)
Joint affected (n)	Hip (13) Elbow (2) Knee (2)	Hip (11) Elbow (2)
COAST stage (n)	COAST 2 (2) COAST 3 (15)	COAST 2 (1) COAST 3 (12)