Table 2.

Radiological score (mean ± standard deviation) at the end of treatment. The radiological score is the sum of the four radiological criteria

Group (number of rabbits)	Group 1 (6)	Group 2 (6)	Group 3 (8)	Group 4 (8)
Growth cartilage	1.5 ± 0.5	1.2 ± 0.5	0.7 ± 0.5	1 ± 0.0
Articular space	1.8 ± 0.5	1.9 ± 0.4	0.3 ± 0.5	1.2 ± 0.8
Condensation of subchondral bone	2 ± 0.0	1.9 ± 0.4	0 ± 0.0a	1.2 ± 0.8b
Osteolysis	3 ± 0.0	2.9 ± 0.4	0.5 ± 0.5a	2 ± 1.1b
Radiological score	8.2 ± 0.9	7.9 ± 1.2	1.5 ± 1a	5.3 ± 2.3b,c

Mann and Whitney test after the Kruskal–Wallis test

^aP ≤ 0.0306 versus groups 1, 2, and 4

^bP ≤ 0.0389 versus group 1

^cP = 0.0282 versus group 2