The impact of sleep restriction on sustained attention in children has not been well quantified. To address this shortcoming, this study tested the sensitivity of a 5-min personal digital assistant-psychomotor vigilance task (PDA-PVT) to sleep restriction in 14 female children [mean (SD) age = 10.6 +/- 0.3 years]. The children underwent PDA-PVT trials at regular intervals both before and after a sleep restriction (5 h time-in-bed) and a control (10 h time-in-bed) condition. Sleep restriction was associated with longer mean response times and increased number of lapses. These results are consistent with findings in the adult literature suggesting an association between inadequate sleep and impaired functioning. In conclusion, the 5-min PDA-PVT is sensitive to sleep restriction in pre-adolescent female children supporting the utility of the PDA-PVT for examining the impact of sleep deprivation on daytime functioning in children.
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http://dx.doi.org/10.1111/j.1365-2869.2008.00716.x | DOI Listing |
PLoS One
January 2025
School of Nursing, Hengyang Medical School, University of South China, Hengyang, Hunan, China.
Background: Time-restricted eating (TRE) manages weight effectively, but choosing how long and what time window remain debatable. Although an 8:00 a.m.
View Article and Find Full Text PDFBackground: Sleep apnoea is gaining attention as a modifiable risk factor for neurodegenerative disorders, with recent cross-sectional studies observing associations with advanced brain ageing and increased white matter hyperintensity (WMH) burden. Building upon these findings, we investigate the effects of sleep apnoea on longitudinal changes in brain structural measures using lab-based polysomnography and 7-year follow-up MRI measurements from the general population-based Study of Health in Pomerania (SHIP).
Method: Ordinary least square regression was used.
J Appl Gerontol
January 2025
Department of Psychiatry, National Taiwan University Hospital, Taipei, Taiwan.
This study aimed to examine the associations between the different constructs of daytime sleepiness and subjective well-being (SWB), and to investigate whether physical disability moderated these associations in community-dwelling older adults. We examined daytime sleepiness using the Epworth Sleepiness Scale (ESS) and SWB was evaluated in terms of self-rated health and happiness. Exploratory factor analysis (EFA) was used to determine latent constructs of ESS, yielding two primary factors, which were designated as active and passive factors.
View Article and Find Full Text PDFExpert Rev Respir Med
January 2025
Department of Surgery, Dentistry, Pediatrics and Gynaecology, Pediatric Division, University of Verona, Verona, Italy.
Introduction: Sickle cell disease (SCD) is an inherited hemoglobinopathy characterized by the production of sickle hemoglobin, leading to red blood cells sickling and hemolysis in hypoxic conditions. The resulting acute and chronic endothelial inflammation leads to chronic organ damage. Respiratory manifestations in SCD usually start from childhood and represent the leading causes of morbidity and mortality.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Dalla Lana School of Public Heath University of Toronto, Toronto, ON, Canada.
Background: With the explosion of techniques for recording brain activity, including the analysis of electrical signals generated during sleep, our understanding of neural dynamics has expanded significantly. Yet, uncertainty exists regarding whether there are sex differences in brain activity during sleep across the human lifespan. We aimed to address the gap by analyzing published evidence on the topic.
View Article and Find Full Text PDFEnter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!