A continuous approach to explain insomnia and subjective-objective sleep discrepancy.

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Tác giả: Anis Aloulou, Thomas Andrillon, Mounir Chennaoui, Flynn Crosbie, Umaer Hanif, Rubén Herzog, Damien Léger

Ngôn ngữ: eng

Ký hiệu phân loại: 943.72 *Moravia

Thông tin xuất bản: England : Communications biology , 2025

Mô tả vật lý:

Bộ sưu tập: NCBI

ID: 704109

Understanding insomnia is crucial for improving its diagnosis and treatment. However, many subjective complaints about insomnia do not align with objective measures of sleep quality, as is the case in subjective-objective sleep discrepancy (SOSD). We address this discrepancy by measuring sleep intrusions and instability in polysomnographic recordings from a large clinical database. Using machine learning, we develop personalized models to infer hypnodensities-a continuous and probabilistic measure of sleep dynamics-, and analyze them via information theory to measure intrusions and instability in a principled way. We find that insomnia with SOSD involves sleep intrusions during intra-sleep wakefulness, while insomnia without SOSD shows wake intrusions during sleep, indicating distinct etiologies. By mapping these metrics to standard sleep features, we provide a continuous and interpretable framework for measuring sleep quality. This approach integrates and values subjective insomnia complaints with physiological data for a more accurate view of sleep quality and its disorders.
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