JAMA: Osocimab用于膝关节置换患者血栓预防

2020-01-15 MedSci MedSci原创

在膝关节置换术患者中,术后0.6mg/kg、1.2mg/kg和1.8mg/kg Osocimab与依诺肝素相比符合非劣性标准,术前1.8mg/kg剂量的Osocimab与依诺肝素相比,在术后10至13天静脉血栓预防效果优于依诺肝素

Osocimab是一种长效单克隆抗体,可抑制XIa因子。近日研究人员比较Osocimab、依诺肝素与阿哌沙班对膝关节置换术患者血栓预防的作用。

本次研究为II期临床研究,患者随机接受单次静脉Osocimab治疗,术后剂量为0.3mg/kg(n=107)、0.6mg/kg(n=65)、1.2mg/kg(n=108),或1.8mg/kg(n=106);术前剂量为0.3mg/kg(n=109)或1.8mg/kg(n=108);或每日一次皮下依诺肝素40mg(n=105),或每日两次口服阿哌沙班(n=105),持续至少10天或直至静脉造影。研究的主要终点为术后10至13天内的静脉血栓发生率。

813名患者,平均年龄66.5岁,女性占74.2%。主要结果发生情况如下:Osocimab术后0.3 mg/kg 组18例(23.7%),0.6 mg/kg组 8例(15.7%),1.2 mg/kg组 13例(16.5%),1.8 mg/kg组14例(17.9%);术前Osocimab 0.3 mg/kg 组23例(29.9%),1.8 mg/kg 组9例(11.3%);依诺肝素组20例(26.3%);阿哌沙班组12例(14.5%)。与依诺肝素相比,术后给予Osocimab(0.6、1.2以及1.8mg/kg)对血栓的预防效果达到非劣效性终点,而术前1.8mg/kg的Osocimab效果优于依诺肝素,风险差异为15.1%。术后和术前剂量为0.3 mg/kg的Osocimab组效果未到达非劣效性终点。在接受Osocimab治疗的患者中, 4.7%的患者出现了严重或临床相关的非大出血,依诺肝素组为5.9%,阿哌沙班组为2%。

在膝关节置换术患者中,术后0.6mg/kg、1.2mg/kg和1.8mg/kg Osocimab与依诺肝素相比符合非劣性标准,术前1.8mg/kg剂量的Osocimab与依诺肝素相比,在术后10至13天静脉血栓预防效果优于依诺肝素。

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    2020-06-24 snf701207
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    2020-01-29 yxch48
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    2020-01-16 旺医

    顶刊就是顶刊,谢谢梅斯带来这么高水平的研究报道,我们科里同事经常看梅斯,分享梅斯上的信息

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