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Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
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Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy
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在识别性时,脑电图学家之间的不满意的准确性和不一致的互频可靠性是不令人满意的.

Wen Wang1,2, Lin Wan1,2, Jian Chen1,2

  • 1Senior Department of Pediatrics, The Seventh Medical Center of PLA General Hospital, Beijing, China.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society
|December 23, 2025
PubMed
概括

经验丰富的脑电图学家难以始终地识别微妙的发作 (ES),即使有详细的EEG审查. 发现ES检测的评估者间可靠性仅为中度,突出显示了诊断方面的挑战.

关键词:
准确度 准确度 准确度 准确度 准确度电脑脑摄影师是一名电脑摄影师.发作发作的发作的发作的.评价者之间的可靠性.

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科学领域:

  • 神经学 神经学
  • 临床神经生理学 临床神经生理学

背景情况:

  • 发作 (ES) 是的一个关键诊断.
  • 精确的ES识别通常是假定的,但需要验证,特别是微妙的表现,如面部运动.

研究的目的:

  • 评估经验丰富的脑电图学家在从EEG数据中识别发作 (ES) 时的准确性和评估者间的可靠性.
  • 评估专家之间的ES诊断的一致性.

主要方法:

  • 六名高级脑电图学家审查了22名被诊断为ES的患者的EEG数据.
  • 评估人员在完整的考试和4秒段中判断ES的存在或缺乏.
  • 使用弗莱斯卡帕统计数据量化了评价者之间的可靠性 (IRR).

主要成果:

  • 评估器用于识别ES患者的准确性在0.727到0.90之间.
  • 总体而言,IRR中等 (kappa=0.45),非三级中心的同意程度较低.
  • 4秒段的IRR显著改善,显示出良好的协议 (kappa=0.63).

结论:

  • 在ES识别过程中,脑电图学家中出现了显著的遗漏.
  • 对于ES诊断的评估者之间的可靠性是不令人满意的,这表明诊断挑战.
  • 即使是经验丰富的专家也发现识别微妙的ES很困难.