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Published on: February 17, 2023
导向除的振幅频谱区域:对1617名心室动患者的验证
Giuseppe Ristagno1, Tommaso Mauri2, Giancarlo Cesana2
1From the IRCCS-Istituto di Ricerche Farmacologiche Mario Negri, Milan, Italy (G.R., A.F., F.F., R.L.); Department of Anesthesia and Intensive Care, San Gerardo Hospital, Monza, and University of Milano-Bicocca, Milan, Italy (T.M., G.R., A.P.); Research Center on Public Health, Department of Statistics and Quantitative Methods, University of Milano-Bicocca, Milan, Italy (G.C., C.F.); School of Biomedical Engineering, Third Military Medical University and Chongqing University, Chongqing, China (Y.L.); and Azienda Regionale Emergenza Urgenza (AREU), Milan, Italy (G.R., N.G., M.M., A.A., A.P.). gristag@gmail.com.
振幅频谱区域 (AMSA) 准确地预测了医院外心脏骤停的除成功情况. 这一经验证的指标还显示了与长期存活率的关联,改善了患者的治疗结果.
科学领域:
- 心脏病学 心脏病学
- 紧急医疗 紧急医疗
- 生物医学工程 生物医学工程
背景情况:
- 医院外心脏骤停 (OHCA) 的管理依赖于除.
- 预测除成功对于患者的治疗结果至关重要.
- 广度频谱区域 (AMSA) 是一个潜在的预测生物标志物.
研究的目的:
- 验证AMSA对OHCA中除成功的预测能力.
- 评估AMSA与持续恢复自发循环的关联.
- 评估AMSA在OHCA后预测长期生存中的作用.
主要方法:
- 利用来自OHCA患者自动化外部除器的ECG大量数据集.
- 从除前的2秒心电图窗口计算的AMSA.
- 在导出和独立验证队列中使用回归分析和ROC曲线进行验证.
主要成果:
- 在成功除 (13 ± 5 mV-Hz) 和失败 (6.8 ± 3.5 mV-Hz) 之前,AMSA显着更高.
- AMSA独立地预测了除成功 (OR 1.33) 和持续的ROSC (OR 1.22).
- 已识别的值:成功时≥15.5mV-Hz (PPV 84%),失败时≤6.5mV-Hz (NPV 98%). 已识别的值:成功时≥15.5mV-Hz (PPV 84%),失败时≤6.5mV-Hz (NPV 98%).
结论:
- AMSA是一种经过验证的,准确的预测OHCA中除成功的指标.
- AMSA与心脏骤停后的长期存活率有显著的关联.
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