在5岁前多次全身麻醉暴露后的神经发育结果 - 一项队列研究
Annie Xin1,2, Anneke Grobler2,3, Graham Bell4
1The Department of Anaesthesia and Pain Management, the Royal Children's Hospital, Melbourne, Victoria, Australia.
Anesthesiology
|November 11, 2024
概括
儿童早期多次通用麻醉 (GA) 暴露与5岁时较低的智力得分和神经发育障碍有关. 这些发现突出了与幼儿重复GA相关的潜在风险.
科学领域:
- 儿科麻醉学 儿科麻醉学
- 神经发育儿科 神经发育儿科
- 儿童心理学 儿童心理学
背景情况:
- GAS试验发现,婴儿期一次性全身麻醉 (GA) 暴露不会显著影响2岁或5岁的神经发育结果.
- 在GAS试验中,超过20%的婴儿经历了随后的麻醉暴露.
- 这项研究调查了多次GA暴露与单次或没有暴露对5年神经发育的影响.
研究的目的:
- 为了确定5岁之前多次全身麻醉 (GA) 暴露是否与不良的神经发育结果有关.
- 为了比较多次GA暴露的儿童和一个或没有GA暴露的儿童在5岁时的神经发育结果.
主要方法:
- 来自GAS数据库的儿童被分为多次GA暴露 (≥2) 和单次/无GA暴露 (0或1) 组.
- 主要结局是5岁时使用WPPSI-III评估的全尺度智商系数 (FSIQ).
- 二级结局包括各种神经认知测试和护理人员报告的情绪/行为评估.
主要成果:
- 与0或1个GA暴露 (n=141) 的儿童相比,多次GA暴露的儿童 (n=90) 的FSIQ得分明显较低 (平均差异:-5.8分).
- 多次GA暴露与较低的口头和表现智商,以及增加的情绪,行为和执行功能困难有关.
- 该研究的观察性质意味着不能排除显著的残留混.
结论:
- 在5岁之前多次全身麻醉 (GA) 暴露与一般智力和特定神经发育领域的表现较差有关.
- 这些发现的临床意义需要谨慎解释,因为样本规模小和未调整的混等局限性.
- 试验数据集可能对调查特定暴露效应的二次分析有局限性.
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