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第41卷第2期
               ·220 ·                            南 京    医 科 大 学 学         报                        2021年2月


              同,对于 K⁃L 分级 2 级的患者疗效持续时间更长。                            hort study[J]. Clin Exp Rheumatol,2008,26(5):910-913
              这一发现与其他研究的结果相符合。Chang等                    [17] 纳  [8] KHOSHBIN A,LEROUX T,WASSERSTEIN D,et al.
              入16篇原始研究,系统评价了PRP注射在治疗退行                               The efficacy of platelet ⁃ rich plasma in the treatment of
                                                                     symptomatic knee osteoarthritis:a systematic review with
              性膝关节疾病中的疗效,发现轻度患者(K⁃L 0、1、2
                                                                     quantitative synthesis[J]. Arthroscopy,2013,29(12):
              级)的疗效优于中重度患者(K⁃L 3、4 级)。Kon等                [18]
                                                                     2037-2048
              采用 PRP 注射治疗 100 例膝骨关节炎患者,进行了
                                                                [9] LAUDY A B,BAKKER E W,REKERS M,et al. Efficacy
              前瞻性队列研究,结果显示对于病情较轻的患者,
                                                                     of platelet⁃rich plasma injections in osteoarthritis of the
              PRP可以更好地减轻疼痛、改善功能。                                     knee:a systematic review and meta ⁃ analysis[J]. Br J
                  本次配对研究严格控制了非处理因素,有效降                               Sports Med,2015,49(10):657-672
              低了年龄和性别等非处理因素对研究结果的干扰,                            [10] DUIF C,VOGEL T,TOPCUOGLU F,et al. Does intraop⁃
              降低个体变异的水平,使术后疗效的差异集中反映                                 erative application of leukocyte⁃poor platelet⁃rich plasma
              在是否接受PRP治疗这一处理因素上,从而减少抽                                during arthroscopy for knee degeneration affect postopera⁃
              样误差,进而能够以较少的样本量得出较高可信度                                 tive pain,function and quality of life? A 12⁃month ran⁃
                                                                     domized controlled double ⁃ blind trial[J]. Arch Orthop
              的结果。然而本研究并非随机对照的双盲研究,其
                                                                     Trauma Surg,2015,135(7):971-977
              结果有待更多高等级的循证医学证据证实。另外,
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              本次研究中全部采用了单一的商品化的 PRP 制备
                                                                     composition of growth factors and cytokines in platelet ⁃
              方法,无法探讨关于PRP制备方法和成分在治疗膝                                rich plasma from the knee with osteoarthritis[J]. Arthros⁃
              关节退变中的不同作用。                                            copy,2019,35(10):2878-2884
                  综上所述,使用 PRP 治疗膝骨关节炎,可以达                       [12] DHILLON M S,PATEL S,JOHN R. PRP in OA knee ⁃
              到缓解疼痛、恢复膝关节功能的效果。但其疗效持                                 update,current confusions and future options[J]. SICOT
              续时间有限。K⁃L 分级2级患者的疗效持续时间长                               J,2017,3:27
              于K⁃L分级3级患者。                                       [13] WANG Z,ZHAI C,FEI H,et al. Intraarticular injection
                                                                     autologous platelet⁃rich plasma and bone marrow concen⁃
             [参考文献]                                                  trate in a goat osteoarthritis model[J]. J Orthop Res,
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                   tis Cartilage,2019,27(11):1578-1589               ma injections provide safe and efficacious treatment for
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                   factors for the treatment of knee OA:a retrospective co⁃           [收稿日期] 2020-10-13
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