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Figure 5 | Arthritis Research & Therapy

Figure 5

From: Treatment of focal degenerative cartilage defects with polymer-based autologous chondrocyte grafts: four-year clinical results

Figure 5

Clinical outcome after four years as evaluated by the Knee injury and Osteoarthritis Outcome Score (KOOS). The KOOS is presented as a mean value, and error bars define standard deviation. Where indicated (asterisks), differences were statistically significant (P < 0.05) compared with the preoperative situation as assessed by the Mann-Whitney rank sum test. ADL, activities of daily living; QoL, quality of life; Sports/Rec, sports and recreation.

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