使用二维卷积神经网络和呼吸力信号预测睡眠呼吸暂停的严重程度
Verónica Barroso-García1,2, Marta Fernández-Poyatos1, Benjamín Sahelices3
1Biomedical Engineering Group, University of Valladolid, 47011 Valladolid, Spain.
Diagnostics (Basel, Switzerland)
|October 28, 2023
概括
这项研究表明,使用2D卷积神经网络 (CNN) 与胸部和腹部运动信号可以准确估计睡眠呼吸暂停的严重程度. 这种方法对于诊断中央睡眠呼吸暂停事件特别有效.
科学领域:
- 生物医学工程 生物医学工程
- 睡眠医学 睡眠医学
- 医疗保健中的人工智能
背景情况:
- 睡眠呼吸暂停很普遍,但多睡眠学有其局限性.
- 需要使用更少的生理措施进行自动诊断.
- 胸部和腹部运动信号为睡眠呼吸暂停评估提供了潜力.
研究的目的:
- 为了证明胸部 (THO) 和腹部 (ABD) 运动信号对估计睡眠呼吸暂停严重性的有用性.
- 评估中央呼吸道事件在自动睡眠呼吸暂停诊断中的贡献.
- 开发和评估2D卷积神经网络 (CNN) 用于睡眠呼吸暂停严重程度的估计.
主要方法:
- 开发使用THO和ABD信号的2D-CNN模型.
- 对THO和ABD数据的联合分析用于自动化睡眠呼吸暂停严重程度估计.
- 评估模型在估计呼吸暂停-呼吸暂停指数 (AHI) 和中央呼吸暂停指数 (CAI) 的性能.
主要成果:
- 在AHI估计中,CNN实现了0.75的ICC和10.33的RMSE事件/小时.
- 对于CAI估计,该模型达到0.83的ICC和0.95事件/h的RMSE.
- 在分类AHI严重程度 (高达94.98%) 和中心事件 (高达99.74%) 中获得了很高的准确性.
结论:
- 与CNN一起分析的THO和ABD运动信号,为诊断睡眠呼吸暂停提供了强大的工具.
- 拟议的方法对患有中央呼吸暂停事件高患病率的患者尤其有效.
- 使用有限的生理数据进行自动化睡眠呼吸暂停诊断是可行的和准确的.
相关概念视频
Sleep Apnea
164
Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
The condition is more prevalent among...
164
Neural Control of Respiration
2.5K
The neural regulation of respiration is a meticulously coordinated process primarily controlled by the respiratory centers located within the brainstem. These centers, composed of specialized neurons, transmit nerve impulses that control the contraction and relaxation of our respiratory muscles.
Respiratory Centers in the Brainstem
Two primary areas comprise the respiratory center: the medullary respiratory center in the medulla oblongata and the pontine respiratory group in the pons. The...
Respiratory Centers in the Brainstem
Two primary areas comprise the respiratory center: the medullary respiratory center in the medulla oblongata and the pontine respiratory group in the pons. The...
2.5K
Assessment of Ventilation II: Respiratory Depth and Rhythm
1.6K
Respiratory Depth
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
1.6K
Physical Assessment of the Respiratory Tract II: Inspection
310
Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
Chest Configuration
The chest configuration...
Chest Configuration
The chest configuration...
310
Assessment of Airway, Skin Color, and Use of Accessory Muscles
1.0K
A thorough assessment of respiratory health is paramount in clinical settings to identify and manage respiratory distress and ensure adequate oxygenation. This article elaborates on the critical aspects of respiratory evaluation, including airway assessment, skin color examination, and the observation of accessory muscle use, which are integral to effectively diagnosing and managing patients with respiratory conditions.
Introduction
The initial evaluation of a patient's respiratory system...
Introduction
The initial evaluation of a patient's respiratory system...
1.0K


