Fig. 3From: Oral hyaluronan relieves knee pain: a reviewOral hyaluronan improve knee osteoarthritis: a randomized, double-blind, placebo-controlled trial. Twenty-one subjects (≤70 years of age) were randomly divided into two groups (hyaluronan group, n = 11; placebo group, n = 10). Variations in the total Japanese Knee Osteoarthritis Measure score relative to baseline are shown. □ hyaluronan; ■placebo. Values are presented as the mean ± SE. ∗p < 0.05 vs. baseline; #p < 0.05 vs. placebo groupBack to article page