This study investigated (1) the causal relationship between sleep quality and optimism in a college student sample, (2) the role of symptoms of depression, anxiety, and stress as mediators, and (3) how circadian preference might moderate the relationship. Internet survey data were collected from...
This study aimed to fill this gap in the research to provide further insight into the factors associated with sleep. Methods Data from wave 4 of the G1219 cohort were used in cross-sectional analyses. The sample comprised 1392 adult twins and siblings aged 18–27 years. Participants completed...
Furthermore, some studies on the effects of sleep on learning and cognitive functions have shown either inconclusive or apparently unexpected results. For example, in a study, although college students at risk for sleeping disorders were thought to be at risk for academic failure, this association ...
A similar pattern of results occurred in a conceptual replication of this study in elderly women30. As we here applied the same study design as in those previous experiments, we were interested if the effect of music on sleep also depends on expectations and self-suggestions. We expect that ...
One major advantage of Web-based research lies in its ability to reach and study people who have rare conditions of interest. Another advantage is that, du
The results of this study suggest that a sample of school-aged CWS experience heightened risk of sleep problems compared to age- and gender-matched controls. These problems included disorders of initiating and maintaining sleep, sleep-wake transition disorders, and disorders of excessive somnolence....
These results substantiated the feasibility of the protocol and will guide a larger study to determine relationships and effect sizes of identified variables and child sleep. 展开 DOI: 10.4172/2472-1786.100043 年份: 2017 收藏 引用 批量引用 报错 分享 ...
The aim of this study was to assess potential association between Facebook dependence and poor sleep quality. Methodology/Principal Findings: A cross sectional study was performed enrolling undergraduate students of the Universidad Peruana de Ciencias Aplicadas, Lima, Peru. The Internet Addiction ...
Results Descriptive sleep characteristics and Non-Parametric Circadian Rhythm Analysis (NPCRA) for this sample are presented in Table1. The average Total Sleep Time (TST) was 5.94 h (standard deviation = 1.45), with Twenty-four hour Total Sleep Time (TTST) reported at 6.95 h (SD =...
Association of self-reported sleep duration and hypertension: results of a Chinese prospective cohort study. Clin. Exp. Hypertens. 38, 514–519 (2016). Article PubMed Google Scholar Kim, J. & Jo, I. Age-dependent association between sleep duration and hypertension in the adult Korean ...