睡眠和清醒模式的Kullback-Leibler分歧与患者的抑郁严重程度有关
Mingsu Liu1, Jian Jiang2, Yu Feng1
1Department of Neurology, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Brain sciences
|May 27, 2023
概括
通过EEG测量Kullback-Leibler分歧 (KLD) 测量的异常睡眠-觉醒节律与患者的抑郁症状有关. 在高频带,特别是玛频段的较低KLD与较高的抑郁症得分相关.
科学领域:
- 神经科学是一个神经科学.
- 临床神经学 临床神经学
- 睡眠医学 睡眠医学
背景情况:
- 经常伴随着抑郁症状.
- 异常的睡眠-觉醒节律在中很常见,但它们与抑郁症的具体关联仍然不清楚.
- 需要对睡眠-清醒模式进行定量评估,以了解这种关系.
研究的目的:
- 通过使用电脑电图 (EEG) 来确定库尔巴克-莱布勒分歧 (KLD) 作为睡眠-清醒模式的测量.
- 调查KLD与患者抑郁症状严重程度之间的关系.
主要方法:
- 从64名患者中收集了长期头皮EEG和汉密尔顿抑郁症评分尺度-17 (HAMD-17) 评分.
- 睡眠阶段根据EEG数据进行分类.
- 库尔巴克-莱布勒分歧 (KLD) 量化了睡眠-清醒节奏变化,在不同频段和大脑区域进行分析.
主要成果:
- 患有和抑郁症状的患者 (HAMD-17 ≥8) 在高频振荡中显著减少了KLD,特别是在额叶.
- 具体来说,马带KLD在抑郁症组 (0.35±0.05) 与非抑郁症组 (0.57±0.05) 相比,在右额头区域 (p=0.009) 显著较低.
- 在马波段KLD和HAMD-17得分之间发现了显著的负相关性 (r = -0.29,p = 0.02).
结论:
- 从长期EEG中得出的Kullback-Leibler分歧 (KLD) 可以有效地评估睡眠-清醒节奏.
- 在高频带,特别是带中KLD的降低与患者的抑郁症状有关.
- 不正常的睡眠-觉醒模式,如KLD减少所示,与中抑郁症的严重程度密切相关.
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