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Tranexamic acid is associated with reduced mortality, hemorrhagic expansion, and vascular occlusive events in traumatic brain injury – meta-analysis of randomized controlled trials
BMC Neurology ( IF 2.6 ) Pub Date : 2020-04-06 , DOI: 10.1186/s12883-020-01694-4
Julius July , Raymond Pranata

This systematic review and meta-analysis aimed to synthesize the latest evidence on the efficacy and safety of tranexamic acid (TXA) on traumatic brain injury (TBI). We performed a systematic literature search on topics that compared intravenous TXA to placebo in patients with TBI up until January 2020 from several electronic databases. There were 30.522 patients from 7 studies. Meta-analysis showed that TXA was associated with reduced mortality (RR 0.92 [0.88, 0.97], p = 0.002; I2: 0%) and hemorrhagic expansion (RR 0.79 [0.64, 0.97], p = 0.03; I2: 0%). Both TXA and control group has a similar need for neurosurgical intervention (p = 0.87) and unfavourable Glasgow Outcome Scale (GOS) (p = 0.59). The rate for vascular occlusive events (p = 0.09), and its deep vein thrombosis subgroup (p = 0.23), pulmonary embolism subgroup (p = 1), stroke subgroup (p = 0.38), and myocardial infarction subgroup (p = 0.15) were similar in both groups. Subgroup analysis on RCTs with low risk of bias showed that TXA was associated with reduced mortality and hemorrhagic expansion. TXA was associated with reduced vascular occlusive events (RR 0.85 [0.73, 0.99], p = 0.04; I2: 4%). GRADE was performed for the RCT with low risk of bias subgroup, it showed a high certainty of evidence for lower mortality, less hemorrhage expansion, and similar need for neurosurgical intervention in TXA group compared to placebo group. TXA was associated with reduced mortality and hemorrhagic expansion but similar need for neurosurgical intervention and unfavorable GOS. Vascular occlusive events were slightly lower in TXA group on subgroup analysis of RCTs with low risk of bias.

中文翻译:

氨甲环酸与颅脑外伤的死亡率降低,出血性扩张和血管闭塞事件有关–随机对照试验的荟萃分析

这项系统的综述和荟萃分析旨在综合有关氨甲环酸(TXA)对颅脑损伤(TBI)的疗效和安全性的最新证据。我们进行了系统的文献检索,从多个电子数据库比较了直到2020年1月为止的TBI患者的静脉TXA与安慰剂。来自7个研究的30.522名患者。荟萃分析显示TXA与死亡率降低(RR 0.92 [0.88,0.97],p = 0.002; I2:0%)和出血性扩张(RR 0.79 [0.64,0.97],p = 0.03; I2:0%)相关。 。TXA和对照组对神经外科手术的需求相似(p = 0.87),格拉斯哥预后评分表(GOS)也不理想(p = 0.59)。血管闭塞事件发生率(p = 0.09),其深静脉血栓形成亚组(p = 0.23),肺栓塞亚组(p = 1),两组的卒中亚组(p = 0.38)和心肌梗塞亚组(p = 0.15)相似。对偏倚风险低的RCT进行的亚组分析表明,TXA与死亡率降低和出血性扩张相关。TXA与减少的血管闭塞事件相关(RR 0.85 [0.73,0.99],p = 0.04; I2:4%)。GRADE是针对偏倚亚组风险较低的RCT进行的,与安慰剂组相比,TXA组的死亡率较低,出血扩大较少,需要神经外科干预的证据具有较高的确定性。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。和心肌梗死亚组(p = 0.15)在两组中相似。对偏倚风险低的RCT进行的亚组分析表明,TXA与死亡率降低和出血性扩张相关。TXA与减少的血管闭塞事件相关(RR 0.85 [0.73,0.99],p = 0.04; I2:4%)。GRADE是针对偏倚亚组风险较低的RCT进行的,与安慰剂组相比,TXA组的死亡率较低,出血扩大较少,需要神经外科干预的证据具有较高的确定性。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。和心肌梗死亚组(p = 0.15)在两组中相似。对偏倚风险低的RCT进行的亚组分析表明,TXA与死亡率降低和出血性扩张相关。TXA与减少的血管闭塞事件相关(RR 0.85 [0.73,0.99],p = 0.04; I2:4%)。GRADE是针对偏倚亚组风险较低的RCT进行的,与安慰剂组相比,TXA组的死亡率较低,出血扩大较少,需要神经外科干预的证据具有较高的确定性。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。对偏倚风险低的RCT进行的亚组分析表明,TXA与死亡率降低和出血性扩张相关。TXA与减少的血管闭塞事件相关(RR 0.85 [0.73,0.99],p = 0.04; I2:4%)。GRADE是针对偏倚亚组的风险较低的RCT进行的,与安慰剂组相比,TXA组的死亡率较低,出血扩大较少,需要神经外科干预的证据具有较高的确定性。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。对偏倚风险低的RCT进行的亚组分析表明,TXA与死亡率降低和出血性扩张相关。TXA与减少的血管闭塞事件相关(RR 0.85 [0.73,0.99],p = 0.04; I2:4%)。GRADE是针对偏倚亚组风险较低的RCT进行的,与安慰剂组相比,TXA组的死亡率较低,出血扩大较少,需要神经外科干预的证据具有较高的确定性。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。TXA与减少的血管闭塞事件相关(RR 0.85 [0.73,0.99],p = 0.04; I2:4%)。GRADE是针对偏倚亚组风险较低的RCT进行的,与安慰剂组相比,TXA组的死亡率较低,出血扩大较少,需要神经外科干预的证据具有较高的确定性。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。TXA与减少的血管闭塞事件相关(RR 0.85 [0.73,0.99],p = 0.04; I2:4%)。GRADE是针对偏倚亚组风险较低的RCT进行的,与安慰剂组相比,TXA组的死亡率较低,出血扩大较少,需要神经外科干预的证据具有较高的确定性。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。与安慰剂组相比,TXA组的神经外科干预需求相似。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。与安慰剂组相比,TXA组的神经外科干预需求相似。TXA与降低的死亡率和出血性扩张相关,但对神经外科干预和不良的GOS的需求相似。在具有低偏倚风险的RCT的亚组分析中,TXA组的血管闭塞事件略低。
更新日期:2020-04-22
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