Knee osteoarthritis is a leading cause of disability with substantial healthcare costs, and efficient nonsurgical treatment methods are still needed. Platelet-rich plasma (PRP) injections and exercise therapy are used frequently in clinical practice. Whether PRP or PRP combined with exercise is more effective than exercise alone is unclear.

中文翻译：

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富含血小板的血浆和监督运动相结合是否可以更好地缓解膝骨关节炎的疼痛并增强功能？随机对照试验。

膝骨关节炎是导致残疾的主要原因，医疗费用高昂，并且仍然需要有效的非手术治疗方法。富血小板血浆（PRP）注射和运动疗法在临床实践中经常使用。 PRP 或 PRP 结合运动是否比单独运动更有效尚不清楚。