在接受心脏手术的老年人中,麻醉诱导的脑电图振荡和术后结果
Isaac G Freedman1, Gonzalo Boncompte2, Jason Z Qu1
1Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
Journal of clinical anesthesia
|February 8, 2025
概括
在老年心脏手术患者的麻醉期间,脑电图的α功率与30天的再入院风险有关. 这种大脑活动测量可能有助于识别需要更密切监测手术后的患者.
科学领域:
- 麻醉学 麻醉学
- 神经科学是一个神经科学.
- 老年医学 老年医学
背景情况:
- 脑电图 (EEG) 振荡可能反映在全身麻醉下患者的认知和身体健康.
- 在接受心脏手术的老年人中研究这些振荡对于了解术后结果至关重要.
研究的目的:
- 在接受心脏手术的60岁以上患者中,描述麻醉诱导的EEG振荡和术后结果之间的关联.
- 为了确定在麻醉期间的α功率是否预测术后妄想症,非家庭出院或30天再入院.
主要方法:
- 对MINDDS研究数据的二次分析,包括302名接受选择性心脏手术的患者.
- 在异花麻醉维护期间的EEGα功率是主要的暴露.
- 术后妄想 (混评估方法),非家庭出院和30天再入院是主要的结果.
主要成果:
- 手术后妄的发生率为11.1%. 虽然未经调整的分析显示,在更高的α功率下,妄想率下降,但在调整后,这并不显著.
- 在alpha功率和非家庭放电之间没有发现任何关联.
- 更高的α功率与30%的30天再入院几率下降20%强烈相关 (调整后OR为0.80,P<0.001).
结论:
- 在考虑到基线健康状况后,麻醉诱导的振荡,特别是α功率,与老年心脏手术患者的术后狂妄症或放电倾向没有独立相关.
- 脑电图α功率与30天再入院有很强的关联,这表明它在识别针对性干预的高风险患者方面具有潜在的实用性.
- 这些发现凸显了手术内EEG监测在手术室之外提供预后信息的潜力.
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