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Figure 5: Change (from control to braced condition) in individual external knee adduction moment versus pain with ambulation for each individual subject. The subjects are grouped according to pain severity. Orange represents <1/10 pain or no pain, yellow represents 1–4/10 pain or minimal pain, green represents 4–7/10 pain or moderate pain and red represents >7/10 pain or maximal pain. -axis represents individual subject pain reports.