Table 2.

Kruskal-Wallis One Way Analysis of Variance on Ranks for cartilage histopathology scores based on the Osteoarthritis Research Society International system. No statistical difference between groups were detected (P=0.956).

Group	N	Missing	Median	25%	75%
Control	6	0	7.375	6.750	10.500
0.15 g	5	0	6.500	4.875	12.625
1.2 g	6	0	8.125	3.750	13.000