Nature and Science of Sleep最新文献

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Brain Age Estimation from Overnight Sleep Electroencephalography with Multi-Flow Sequence Learning 利用多流序列学习从隔夜睡眠脑电图估算大脑年龄
IF 3.4 2区 医学
Nature and Science of Sleep Pub Date : 2024-07-01 DOI: 10.2147/nss.s463495
Di Zhang, Yichong She, Jinbo Sun, Yapeng Cui, Xuejuan Yang, Xiao Zeng, Wei Qin
{"title":"Brain Age Estimation from Overnight Sleep Electroencephalography with Multi-Flow Sequence Learning","authors":"Di Zhang, Yichong She, Jinbo Sun, Yapeng Cui, Xuejuan Yang, Xiao Zeng, Wei Qin","doi":"10.2147/nss.s463495","DOIUrl":"https://doi.org/10.2147/nss.s463495","url":null,"abstract":"<strong>Purpose:</strong> This study aims to improve brain age estimation by developing a novel deep learning model utilizing overnight electroencephalography (EEG) data.<br/><strong>Methods:</strong> We address limitations in current brain age prediction methods by proposing a model trained and evaluated on multiple cohort data, covering a broad age range. The model employs a one-dimensional Swin Transformer to efficiently extract complex patterns from sleep EEG signals and a convolutional neural network with attentional mechanisms to summarize sleep structural features. A multi-flow learning-based framework attentively merges these two features, employing sleep structural information to direct and augment the EEG features. A post-prediction model is designed to integrate the age-related features throughout the night. Furthermore, we propose a DecadeCE loss function to address the problem of an uneven age distribution.<br/><strong>Results:</strong> We utilized 18,767 polysomnograms (PSGs) from 13,616 subjects to develop and evaluate the proposed model. The model achieves a mean absolute error (MAE) of 4.19 and a correlation of 0.97 on the mixed-cohort test set, and an MAE of 6.18 years and a correlation of 0.78 on an independent test set. Our brain age estimation work reduced the error by more than 1 year compared to other studies that also used EEG, achieving the level of neuroimaging. The estimated brain age index demonstrated longitudinal sensitivity and exhibited a significant increase of 1.27 years in individuals with psychiatric or neurological disorders relative to healthy individuals.<br/><strong>Conclusion:</strong> The multi-flow deep learning model proposed in this study, based on overnight EEG, represents a more accurate approach for estimating brain age. The utilization of overnight sleep EEG for the prediction of brain age is both cost-effective and adept at capturing dynamic changes. These findings demonstrate the potential of EEG in predicting brain age, presenting a noninvasive and accessible method for assessing brain aging.<br/><br/><strong>Keywords:</strong> brain age, sleep polysomnography, electroencephalography, deep learning, swin transformer<br/>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141524330","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Associations of Subjective Sleep Quality with Wearable Device-Derived Resting Heart Rate During REM Sleep and Non-REM Sleep in a Cohort of Japanese Office Workers. 日本上班族主观睡眠质量与可穿戴设备得出的快速动眼期睡眠和非快速动眼期睡眠静息心率的关系
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-25 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S455784
Olivia Sjöland, Thomas Svensson, Kaushalya Madhawa, Hoang Nt, Ung-Il Chung, Akiko Kishi Svensson
{"title":"Associations of Subjective Sleep Quality with Wearable Device-Derived Resting Heart Rate During REM Sleep and Non-REM Sleep in a Cohort of Japanese Office Workers.","authors":"Olivia Sjöland, Thomas Svensson, Kaushalya Madhawa, Hoang Nt, Ung-Il Chung, Akiko Kishi Svensson","doi":"10.2147/NSS.S455784","DOIUrl":"10.2147/NSS.S455784","url":null,"abstract":"<p><strong>Background: </strong>Associations between subjective sleep quality and stage-specific heart rate (HR) may have important clinical relevance when aiming to optimize sleep and overall health. The majority of previously studies have been performed during short periods under laboratory-based conditions. The aim of this study was to investigate the associations of subjective sleep quality with heart rate during REM sleep (HR REMS) and non-REM sleep (HR NREMS) using a wearable device (Fitbit Versa).</p><p><strong>Methods: </strong>This is a secondary analysis of data from the intervention group of a randomized controlled trial (RCT) performed between December 3, 2018, and March 2, 2019, in Tokyo, Japan. The intervention group consisted of 179 Japanese office workers with metabolic syndrome (MetS), Pre-MetS or a high risk of developing MetS. HR was collected with a wearable device and sleep quality was assessed with a mobile application where participants answered The St. Mary's Hospital Sleep Questionnaire. Both HR and sleep quality was collected daily for a period of 90 days. Associations of between-individual and within-individual sleep quality with HR REMS and HR NREMS were analyzed with multi-level model regression in 3 multivariate models.</p><p><strong>Results: </strong>The cohort consisted of 92.6% men (n=151) with a mean age (± standard deviation) of 44.1 (±7.5) years. A non-significant inverse between-individual association was observed for sleep quality with HR REMS (HR REMS -0.18; 95% CI -0.61, 0.24) and HR NREMS (HR NREMS -0.23; 95% CI -0.66, 0.21), in the final multivariable adjusted models; a statistically significant inverse within-individual association was observed for sleep quality with HR REMS (HR REMS -0.21 95% CI -0.27, -0.15) and HR NREMS (HR NREMS -0.21 95% CI -0.27, -0.14) after final adjustments for covariates.</p><p><strong>Conclusion: </strong>The present study shows a statistically significant within-individual association of subjective sleep quality with HR REMS and HR NREMS. These findings emphasize the importance of considering sleep quality on the individual level. The results may contribute to early detection and prevention of diseases associated with sleep quality which may have important implications on public health given the high prevalence of sleep disturbances in the population.</p>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11214547/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141469522","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Beware of the Risk Factors for Pediatric Obstructive Sleep Apnea [Letter]. 警惕小儿阻塞性睡眠呼吸暂停的风险因素 [信].
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-25 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S481377
Hongyan Gao, Guanghui An
{"title":"Beware of the Risk Factors for Pediatric Obstructive Sleep Apnea [Letter].","authors":"Hongyan Gao, Guanghui An","doi":"10.2147/NSS.S481377","DOIUrl":"10.2147/NSS.S481377","url":null,"abstract":"","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11215657/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141476990","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Association Between EEG Power During Sleep and Attention Levels in Patients with Major Depressive Disorder. 重度抑郁症患者睡眠时脑电图功率与注意力水平之间的关系
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-21 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S464055
Weiyu Cai, Le Chen, Yanyuan Dai, Baixin Chen, Dandan Zheng, Yun Li
{"title":"Association Between EEG Power During Sleep and Attention Levels in Patients with Major Depressive Disorder.","authors":"Weiyu Cai, Le Chen, Yanyuan Dai, Baixin Chen, Dandan Zheng, Yun Li","doi":"10.2147/NSS.S464055","DOIUrl":"10.2147/NSS.S464055","url":null,"abstract":"<p><strong>Purpose: </strong>Major depressive disorder (MDD) is associated with cognitive impairment through unclear mechanisms. We examined the relationship between sleep electroencephalogram (EEG) power and attention level in MDD.</p><p><strong>Patients and methods: </strong>Forty-seven untreated patients with MDD and forty-seven age- and sex-matched controls were included. We examined relative EEG power during non-rapid eye movement (NREM) sleep and rapid eye movement (REM) sleep by fast Fourier transform. The Attention Network Test (ANT) was performed to evaluate attention levels.</p><p><strong>Results: </strong>Compared to controls, patients with MDD had lower theta power during NREM (<i>P</i> = 0.018) and REM (<i>P</i> = 0.002) sleep, while higher beta power (<i>P</i> = 0.050) during NREM sleep and delta power (<i>P</i> = 0.018) during REM sleep. Regarding attention level, patients with MDD had lower levels of accuracy (<i>P</i> = 0.021), longer mean reaction time (<i>P</i> < 0.001), poorer manifestations of the alerting effect (<i>P</i> = 0.038) and worse executive control (<i>P</i> = 0.048). Moreover, decreased theta power during NREM sleep was correlated with worsened accuracy (<i>β</i> = 0.329, <i>P</i> = 0.040), decreased theta power during REM sleep was correlated with worsened alerting effect (<i>β</i> = 0.355, <i>P</i> = 0.020), and increased delta power during REM sleep was correlated with longer mean reaction time (<i>β</i> = 0.325, <i>P</i> = 0.022) in patients with MDD. No association between ANT performance and other frequency bands was observed in patients with MDD.</p><p><strong>Conclusion: </strong>Our findings suggest that patients with MDD manifest impaired selective attention function that is associated with decreased theta power during NREM/REM sleep and increased delta power during REM sleep.</p>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11199905/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141458191","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Using Apnea-Hypopnea Duration per Hour to Predict Hypoxemia Among Patients with Obstructive Sleep Apnea. 利用每小时呼吸暂停-低通气持续时间预测阻塞性睡眠呼吸暂停患者的低氧血症。
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-20 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S452118
Changxiu Ma, Ying Zhang, Tingchao Tian, Ling Zheng, Jing Ye, Hui Liu, Dahai Zhao
{"title":"Using Apnea-Hypopnea Duration per Hour to Predict Hypoxemia Among Patients with Obstructive Sleep Apnea.","authors":"Changxiu Ma, Ying Zhang, Tingchao Tian, Ling Zheng, Jing Ye, Hui Liu, Dahai Zhao","doi":"10.2147/NSS.S452118","DOIUrl":"10.2147/NSS.S452118","url":null,"abstract":"<p><strong>Purpose: </strong>To explore the role of the mean apnea-hypopnea duration (MAD) and apnea-hypopnea duration per hour (HAD) in hypoxemia and evaluate whether they can effectively predict the occurrence of hypoxemia among adults with OSA.</p><p><strong>Patients and methods: </strong>A total of 144 participants underwent basic information gathering and polysomnography (PSG). Logistic regression models were conducted to evaluate the best index in terms of hypoxemia. To construct the prediction model for hypoxemia, we randomly divided the participants into the training set (70%) and the validation set (30%).</p><p><strong>Results: </strong>The participants with hypoxemia tend to have higher levels of obesity, diabetes, AHI, MAD, and HAD compared with non-hypoxemia. The most relevant indicator of blood oxygen concentration is HAD (r = 0.73) among HAD, MAD, and apnea-hypopnea index (AHI). The fitness of HAD on hypoxemia showed the best. In the stage of establishing the prediction model, the area under the curve (AUC) values of both the training set and the validation set are 0.95. The increased HAD would elevate the risk of hypoxemia [odds ratio (OR): 1.30, 95% confidence interval (CI): 1.13-1.49].</p><p><strong>Conclusion: </strong>The potential role of HAD in predicting hypoxemia underscores the significance of leveraging comprehensive measures of respiratory disturbances during sleep to enhance the clinical management and prognostication of individuals with sleep-related breathing disorders.</p>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11195681/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141446598","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Diagnosing OSA and Insomnia at Home Based Only on an Actigraphy Total Sleep Time and RIP Belts an Algorithm "Nox Body Sleep™". 仅根据动态睡眠总时间和 RIP Belts 算法 "Nox Body Sleep™",在家诊断 OSA 和失眠症。
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-19 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S431650
Damien Leger, Maxime Elbaz
{"title":"Diagnosing OSA and Insomnia at Home Based Only on an Actigraphy Total Sleep Time and RIP Belts an Algorithm \"Nox Body Sleep™\".","authors":"Damien Leger, Maxime Elbaz","doi":"10.2147/NSS.S431650","DOIUrl":"10.2147/NSS.S431650","url":null,"abstract":"<p><strong>Purpose: </strong>The COVID-19 pandemic has influenced clinical sleep protocols with stricter hospital disinfection requirements. Facing these new rules, we tested if a new artificial intelligence (AI) algorithm: The Nox BodySleep™ (NBS) developed without airflow signals for the analysis of sleep might assess pertinently sleep in patients with Obstructive Sleep Apnea (OSA) and chronic insomnia (CI) as a control group, compared to polysomnography (PSG) manual scoring.</p><p><strong>Patients-methods: </strong>NBS is a recurrent neural network model that estimates Wake, NREM, and REM states, given features extracted from activity and respiratory inductance plethysmography (RIP) belt signals (Nox A1 PSG). Sleep states from 139 PSG studies (CI N = 72; OSA N = 67) were analyzed by NBS and compared to manually scored PSG using positive percentage agreement, negative percentage agreement, and overall agreement metrics. Similarly, we compared common sleep parameters and OSA severity using sleep states estimated by NBS for each recording and compared to manual scoring using Bland-Altman analysis and intra-class correlation coefficient.</p><p><strong>Results: </strong>For 127,170 sleep epochs, an overall agreement of 83% was reached for Wake, NREM and REM states (92% for REM states in CI patients) between NBS and manually scored PSG. Overall agreement for estimating OSA severity was 100% for moderate-severe OSA and 91% for minimal OSA. The absolute errors of the apnea-hypopnea index (AHI) and total sleep time (TST) were significantly lower for the NBS compared to no scoring of sleep. The intra-class correlation was higher for AHI and significantly higher for TST using the NBS compared to no scoring of sleep.</p><p><strong>Conclusion: </strong>NBS gives sleep states, parameters and AHI with a good positive and negative percentage agreement, compared with manually scored PSG.</p>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11194000/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141443081","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Latent Profiles and Transitions of Bedtime Procrastination Among Chinese College Students: The Predictive Roles of Anxiety, Depression, Problematic Smartphone Use and Self-Control. 中国大学生睡前拖延症的潜在特征与转变:焦虑、抑郁、有问题的智能手机使用和自控力的预测作用。
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-17 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S462055
Lan Hong, Huihui Xu, Jiaqi Zheng, Xiujian Lin, Lijun Wang, Chengjia Zhao, Xiaolian Tu, Jingjing Zhang, Ke Zhao, Guohua Zhang
{"title":"Latent Profiles and Transitions of Bedtime Procrastination Among Chinese College Students: The Predictive Roles of Anxiety, Depression, Problematic Smartphone Use and Self-Control.","authors":"Lan Hong, Huihui Xu, Jiaqi Zheng, Xiujian Lin, Lijun Wang, Chengjia Zhao, Xiaolian Tu, Jingjing Zhang, Ke Zhao, Guohua Zhang","doi":"10.2147/NSS.S462055","DOIUrl":"10.2147/NSS.S462055","url":null,"abstract":"<p><strong>Background: </strong>Bedtime procrastination (BP) has become an important factor affecting individual well-being. This study aimed to assess the stability and changes in BP and examine risk and protective factors.</p><p><strong>Methods: </strong>The study recruited 1423 respondents. Latent profile analysis was used to identify subgroups of BP and latent transition analysis to determine transition probabilities for each subgroup. Logistic regression examined associations between identified classes and related factors.</p><p><strong>Results: </strong>Three subgroups of BP were identified. In terms of stability and changes, the moderate bedtime procrastination group showed the highest stability (66%), followed by the severe bedtime procrastination group (62.4%), and the mild bedtime procrastination group had a 52% probability of switching to moderate bedtime procrastination. In terms of influencing factors, more problematic phone use (PSU) (OR: 1.08; 95% CI = 1.05-1.12), more depression (OR: 1.17; 95% CI = 1.06-1.29) and anxiety (OR: 1.16; 95% CI = 1.05-1.28) are all factors that aggravate the transition from mild to moderate sleep procrastination. Similarly, PSU (OR: 1.15; 95% CI = 1.12-1.19), anxiety (OR: 1.10; 95% CI = 1.06-1.14), and depression (OR: 1.10; 95% CI = 1.06-1.14) increased the risk of severe bedtime procrastination. Self-control emerged as a protective factor against BP.</p><p><strong>Conclusion: </strong>This study identified three subgroups of BP at two time points and the rule of transition for each subgroup. Our findings indicate that BP were relatively stable, with some changes over time. The results also highlight the important function that PSU, depression, anxiety, and self-control can play in preventing and intervening in BP.</p>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11192292/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141443083","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Difficulty Falling Asleep is Associated with Poorer Therapeutic Outcomes in Unilateral Hypoglossal Nerve Stimulation. 入睡困难与单侧舌下神经刺激治疗效果较差有关
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-17 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S459690
Johannes Pordzik, Katja Petrowski, Katharina Ludwig, Christopher Seifen, Christoph Matthias, Haralampos Gouveris
{"title":"Difficulty Falling Asleep is Associated with Poorer Therapeutic Outcomes in Unilateral Hypoglossal Nerve Stimulation.","authors":"Johannes Pordzik, Katja Petrowski, Katharina Ludwig, Christopher Seifen, Christoph Matthias, Haralampos Gouveris","doi":"10.2147/NSS.S459690","DOIUrl":"10.2147/NSS.S459690","url":null,"abstract":"<p><strong>Purpose: </strong>The coexistence of insomnia and obstructive sleep apnea (OSA) is very prevalent. Hypoglossal nerve stimulation (HGNS) is an established second-line therapy for patients suffering OSA. Studies investigating the effect of the different aspects of insomnia on the therapeutic outcome are largely missing. Therefore, this study aimed to understand the impact of the different aspects of insomnia on the therapeutic outcome under HGNS therapy in clinical routine.</p><p><strong>Patients and methods: </strong>This is a retrospective study including 30 consecutive patients aged 55.40 ± 8.83 years (8 female; 22 male) undergoing an HGNS implantation in our tertiary medical center between 2020 and 2023. All patients underwent preoperative polysomnography (PSG) according to AASM. First follow-up PSG was performed 95.40 ± 39.44 days after activation (30 patients) and second follow-up PSG was performed 409.89 ± 122.52 days after activation (18 patients). Among others, the following PSG-related parameters were evaluated: apnea-hypopnea index (n/h) (AHI) and oxygen desaturation index (n/h) (ODI). Insomnia was assessed by the insomnia severity index (ISI) questionnaire. Preoperatively, all patients included filled out each ISI item. Spearman's-rho correlation coefficient was calculated for correlations.</p><p><strong>Results: </strong>Preoperative score of ISI item 1 (difficulty falling asleep) was 1.93 ± 1.34 and preoperative cumulative ISI score (item1-7) was 18.67 ± 5.32. Preoperative AHI was 40.61 ± 12.02 (n/h) and preoperative ODI was 38.72 ± 14.28 (n/h). In the second follow-up, the mean difference in AHI was ∆ 10.47 ± 15.38 (n/h) and the mean difference in ODI was ∆ 8.17 ± 15.67 (n/h). Strong significant correlations were observed between ISI item 1 (difficulty falling asleep) and both ∆ AHI (r: -0.65, <i>p</i>=0.004) and ∆ ODI (r: -0.7; <i>p</i>=0.001) in the second follow-up.</p><p><strong>Conclusion: </strong>Difficulty falling asleep may hence negatively influence HGNS therapeutic outcome. Insomnia-related symptoms should be considered in the preoperative patient evaluation for HGNS.</p>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11192637/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141443082","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Obstructive Sleep Apnea as a Key Contributor to Mental Stress-Induced Myocardial Ischemia in Female Angina Patients with No Obstructive Coronary Artery Disease. 阻塞性睡眠呼吸暂停是导致无阻塞性冠状动脉疾病的女性心绞痛患者因精神压力而心肌缺血的关键因素。
IF 3 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-17 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S445219
Fengyao Liu, Haochen Wang, Bingqing Bai, Han Yin, Yuting Liu, Yu Wang, Quanjun Liu, Shuxia Wang, Huan Ma, Qingshan Geng
{"title":"Obstructive Sleep Apnea as a Key Contributor to Mental Stress-Induced Myocardial Ischemia in Female Angina Patients with No Obstructive Coronary Artery Disease.","authors":"Fengyao Liu, Haochen Wang, Bingqing Bai, Han Yin, Yuting Liu, Yu Wang, Quanjun Liu, Shuxia Wang, Huan Ma, Qingshan Geng","doi":"10.2147/NSS.S445219","DOIUrl":"10.2147/NSS.S445219","url":null,"abstract":"<p><strong>Purpose: </strong>Mental stress induced myocardial ischemia (MSIMI) is regarded as the primary cause of the angina with no obstructive coronary artery disease (ANOCA). Obstructive sleep apnea (OSA) is autonomously linked to obstructive coronary heart disease, hypertension, and sudden cardiac death. Similar to the impact of psychological stress on the cardiovascular system, individuals with OSA experience periodic nocturnal hypoxia, resulting in the activation of systemic inflammation, oxidative stress, endothelial dysfunction, and sympathetic hyperactivity. The contribution of OSA to MSIMI in ANOCA patients is unclear. To explore the prevalence of OSA in ANOCA patients and the correlation between OSA and MSIMI, a prospective cohort of female ANOCA patients was recruited.</p><p><strong>Patients and methods: </strong>We recruited female patients aged 18 to 75 years old with ANOCA and evaluated MSIMI using positron emission tomography-computed tomography. Subsequently, Level III portable monitors was performed to compare the relationship between OSA and MSIMI.</p><p><strong>Results: </strong>There is higher REI (7.8 vs 2.6, <i>P</i>=0.019), ODI (4.7 vs 9.2, <i>P</i>=0.028) and percentage of OSA (67.74% vs 33.33%, <i>P</i>=0.004) in MSIMI patients. The patients diagnosed with OSA demonstrated higher myocardial perfusion imaging scores (SSS: 1.5 vs 3, <i>P</i> = 0.005, SDS: 1 vs 3, P = 0.007). Adjusted covariates, the risk of developing MSIMI remained 3.6 times higher in OSA patients (β=1.226, OR = 3.408 (1.200-9.681), <i>P</i> = 0.021).</p><p><strong>Conclusion: </strong>Patients with MSIMI exhibit a greater prevalence of OSA. Furthermore, the myocardial blood flow perfusion in patients with OSA is reduced during mental stress.</p>","PeriodicalId":18896,"journal":{"name":"Nature and Science of Sleep","volume":null,"pages":null},"PeriodicalIF":3.0,"publicationDate":"2024-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11192149/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141443084","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of COVID-19 on Sleep Services Use and Its Recovery. COVID-19 对睡眠服务使用及其恢复的影响
IF 3.4 2区 医学
Nature and Science of Sleep Pub Date : 2024-06-11 eCollection Date: 2024-01-01 DOI: 10.2147/NSS.S456214
Amin Ramezani, Amir Sharafkhaneh, Ahmed S BaHammam, Samuel T Kuna, Javad Razjouyan
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