Table 4.

Demographic data and variables at the first visit (week 0).

Variable	PCSO-524	Glucosamine	EAB-277	Carprofen	Placebo	p-Value
	n = 14	n = 16	n = 15	n = 15	n = 15
Category data *
Gender
Male	9	9	8	12	8	0.59
Female	5	7	7	3	7
BCS
2	0	0	1	2	2	0.75
2.5	3	6	2	3	3
3.5	7	6	7	7	7
3	0	1	2	1	2
4	2	3	2	2	1
5	2	0	1	0	0
Side of affected/index limb
Right	3	6	2	7	2	0.14
Left	11	10	13	8	13
Affected joint
Unilateral	4	2	4	4	5	0.74
Bilateral	10	14	11	11	10
Radiographic score (index limb)
1	6	5	6	5	6	0.83
2	4	2	3	3	1
3	4	9	6	7	8
Radiographic score (contralateral limb)
0	4	2	4	4	5	0.90
1	5	5	5	4	2
2	2	4	1	4	3
3	3	5	5	3	5
OAS
Mild (2)	12	9	8	8	8	0.33
Moderate (3)	2	7	7	7	7
Average data**(mean ±SD)
Age (years)	5.71 ± 2.2	6.53 ± 3.57	6.40 ± 2.95	5.20 ± 2.18	4.63 ± 2.42	0.28
Body weight (kg)	34.01 ± 10.8	32.81 ± 12.1	36.39 ± 5.79	30.5 ± 8.84	30.5 ± 8.88	0.40
Lameness score	1.71 ± 0.73	2.06 ± 0.77	2.27 ± 0.80	2.00 ± 0.76	2.07 ± 0.59	0.46
Pain score	2.29 ± 0.61	2.25 ± 0.68	2.27 ± 0.96	2.40 ± 0.99	1.93 ± 0.80	0.72
Joint mobility score	1.93 ± 0.47	2.44 ± 0.63	2.07 ± 0.46	2.13 ± 0.35	2.33 ± 0.72	0.18
Bearing score	1.50 ± 0.52	1.38 ± 0.50	1.53 ± 0.52	1.67 ± 0.62	1.53 ± 0.52	0.82
PVF index limb	63.89 ± 8.4	65.49 ± 9.83	59.00 ± 8.43	62.06 ± 13.46	61.83 ± 9.97	0.49

Statistical tests assessed whether or not there were differences between the groups in baseline variables.

BSC, body condition score; OAS, orthopedic assessment scores.

^*p-value of the category data derived by chi-square test.

^**p-value of the average data derived by one-way ANOVA.