Osteoarthritis: New Insights. Part 2: Treatment Approaches

View larger version (16K): [in a new window]   Figure 1. Meta-analysis of placebo-controlled trials of glucosamine and chondroitin in osteoarthritis. The white circles represent the effect size of each glucosamine trial; 0 represents no effect relative to placebo. Horizontal lines represent 95% CIs. The white diamond represents aggregate results (with 95% CI) for glucosamine trials. The black circles and diamonds represent the same features for chondroitin. Data from reference 48.

View larger version (17K): [in a new window]   Figure 2. Decreases in pain, depression, and physician visits in 401 patients after 4 months (white bars) and 4 years (shaded bars) of an arthritis self-management program. Pain was measured by using a visual analogue scale in which patients were asked to quantify their current pain. The depression score is derived from Center for Epidemiologic Studies–Depression symptoms scale. Data from reference 107.