Fig. 2From: Profiling of inflammatory mediators in the synovial fluid related to pain in knee osteoarthritisKnee function in different K-L groups. a. ROM in different K-L groups. Comparison of values was performed using the Kruskal-Wallis test. b. The WOMAC score in different K-L groups. Comparison of values was performed by one-way ANOVA. * p < 0.05 and ** p < 0.01Back to article page