Provision of knee bracing for knee osteoarthritis (PROP OA): multicentre, parallel group, superiority, statistician blinded, randomised controlled trial.

The finding of greater benefit of AIE+B compared with AIE was consistent for most other secondary outcomes, except for physical activity at three and 12 months, Arthritis Self-Efficacy Scale at 12 months, and WOMAC stiffness at three months, where differences between groups did not reach statistical significance.

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