NEJM:早期延长俯卧位治疗可显著降低严重ARDS患者死亡率

2013-07-03 sd3212 dxy

对于使用机械通气支持治疗的急性呼吸窘迫综合征(ARDS)患者而言,此前的研究未能证明俯卧位对患者的预后有有益的影响。为了评估早期应用俯卧位对严重ARDS患者预后的影响,来自法国里昂市Croix-Rousse医院重症医学科的Claude Guérin博士及其同事进行了一项研究,研究结果在线发表于2013年5月20日的《新英格兰医学杂志》(N Engl J Med)上。研究结果显示:对于重症ARDS患

对于使用机械通气支持治疗的急性呼吸窘迫综合征(ARDS)患者而言,此前的研究未能证明俯卧位对患者的预后有有益的影响。为了评估早期应用俯卧位对严重ARDS患者预后的影响,来自法国里昂市Croix-Rousse医院重症医学科的Claude Guérin博士及其同事进行了一项研究,研究结果在线发表于2013年5月20日的《新英格兰医学杂志》(N Engl J Med)上。研究结果显示:对于重症ARDS患者,早期应用延长的俯卧位治疗,可显著降低患者28天和90天时的死亡率。

该研究是一项多中心、前瞻性、随机、对照性临床试验,研究者将466例重度ARDS患者随机分为2组,其中,俯卧位组接受俯卧位治疗,每次俯卧时间至少连续16小时;对照组则持续保持仰卧位。研究者将严重ARDS定义为:在吸入氧浓度至少60%、呼气末正压至少5厘米水柱、以及潮气量接近预测体重的6毫升/公斤的情况下,患者的动脉氧分压/吸入气体氧含量比值(氧合指数,PaO2/FiO2)小于150毫米汞柱。研究的主要终点是患者入组28天后任何原因的死亡比例。

该研究的主要结果为:共有237例患者被分配到俯卧位组,229例被分配到仰卧组。俯卧组和仰卧组患者在入组28天时的死亡率分别为16%,和32.8%(P<0.001)。俯卧组的死亡风险比为0.39。俯卧组和仰卧组患者在入组90天时未经统计学校正的死亡率分别为23.6%,和41%(P<0.001)。俯卧组的死亡危险比为0.44。除了仰卧组的心脏骤停发生率较高外,2组间并发症的发生率没有统计学意义的不同。

该研究的主要结果为:对于重症ARDS患者,早期应用延长的俯卧位治疗,可显著降低患者28天和90天时的死亡率。(该研究由法国卫生部国家2006和2010年医院临床研究计划资助)。


Prone Positioning in Severe Acute Respiratory Distress Syndrome

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    2013-09-14 drwjr
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    2013-07-10 libolb2006

    收了 对临床有用

    0

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