PRP no better than placebo for knee OA, despite the hype

Australian research has challenged the increasingly popular practice of intra-articular injections of platelet-rich plasma (PRP) for knee osteoarthritis. The randomised controlled trial of 3x weekly injections of PRP versus saline placebo has found no significant difference in knee osteoarthritis symptoms or joint structure at 12 months. The study comprised 288 adults >50 years of age ...

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