scholarly journals 0245 Relationship of Chronotype with Sleep Duration, Daytime Sleepiness, and Sustained Attention in High School Students: A Pilot Study

SLEEP ◽  
2020 ◽  
Vol 43 (Supplement_1) ◽  
pp. A94-A94
Author(s):  
S W Morrison ◽  
F A Scheer ◽  
I C Mason

Abstract Introduction People with a later chronotype typically sleep later and perform better later in the day. In an early high school schedule, students with later chronotypes earn lower average grades than those with earlier chronotypes. However, other effects of late chronotype on high school students are poorly understood. This study examined the relationship of chronotype with sleep duration, daytime sleepiness and sustained attention in high school students. Methods This study was conducted at Byram Hills High School in Armonk, NY, where classes begin at 7:45am. During three class periods, 36 participants (female n=24, n=12, 14–17 years old) completed the Morning-Eveningness Questionnaire (MEQ), Karolinska Sleepiness Scale (KSS), and Psychomotor Vigilance Test (PVT) during their class. Subjects recorded time spent on homework/extracurricular activities and bedtime/waketime from the night prior to the assessment. Results Later chronotype (lower MEQ score) was significantly associated with later bedtime, shorter sleep duration, and increased sleepiness (r=-0.82, p<0.001; r=0.72, p<0.001; and r=-0.40, p=0.016; respectively). Shorter sleep duration was significantly correlated with increased sleepiness (r=-0.34, p=0.045). Increased workload (time on homework/extracurriculars) was significantly associated with later bedtime (r=0.42, p=0.011). Chronotype, sleep duration, and sleepiness showed no significant association with PVT scores (r=-0.16, p=0.360; r=-0.10, p=0.933; r=0.09, p=0.619, respectively); however, increased workload was significantly associated with increased PVT scores (r=-0.35, p=0.041). Conclusion These results are important for the wellbeing of high school students, as they show relationships between late chronotype, short sleep, and increased sleepiness during class in an early school schedule. Further research is needed to determine the best school schedule for high school students based on individual differences in chronotype. Support We thank the Authentic Science Research program at Byram Hills High School, specifically teachers Mrs. Stephanie Greenwald, Dr. Caroline Matthew, and Mrs. Megan Salomone.

Author(s):  
Вячеслав Казаренков ◽  
Vyacheslav Kazarenkov

The book outlines the theoretical and methodological foundations of the organization of extracurricular activities of teenage students and high school students in academic subjects, the relationship of these activities with the lesson; discusses ways and means of attracting employees of extracurricular institutions, scientists of higher education and parents of students to joint extracurricular activities with students. The book presents the program of the training course and the course of additional education. The book is addressed to students and teachers of higher and secondary professional educational institutions, teachers of educational institutions and institutions of additional education, employees of public education.


2016 ◽  
Vol 9 (5) ◽  
pp. 124
Author(s):  
Keith Pecor ◽  
Xiao Tong Wang ◽  
Xue Ming

<p><strong>BACKGROUND &amp; OBJECTIVE:</strong> Many recent studies have shown that sleep health is important for overall health and performance. However, adolescents often report poor sleep health, such as short duration and low quality sleep. In some cases, sleep characteristics are independent of gender and culture, but not in others. In this study, we tested for effects of gender, culture, and their interaction on measures of sleep health (adequacy and quality) for adolescents in an American population and a Chinese population.</p><p><strong>METHODS:</strong> A common survey instrument was administered to high school students in New Jersey, USA and Wen Zhou, PRC. Students were asked to answer questions about their sleep duration, perception of sleep adequacy, daytime sleepiness, and napping for typical school days and weekends. Our final sample included 2,986 female students (2,059 American and 837 Chinese) and 2,544 male students (1,764 American and 780 Chinese).</p><p><strong>RESULTS:</strong> Differences in sleep duration were minor or absent, but differences in sleep health were substantial. Females were more likely than males to report inadequate sleep and daytime sleepiness, for both school days and weekends, and higher hypersomnolence scores. Chinese students were more likely than American students to report inadequate sleep and daytime sleepiness, for both school days and weekends, and higher hypersomnolence scores, with the exception that perception of adequate sleep did not differ between Chinese and American males on weekends. Especially dramatic was the difference in hypersomnolence, in which 74% of Chinese students reported inadequate sleep, sleepiness, and a nap for a typical school day, compared to only 29% of American students.</p><p><strong>CONCLUSIONS:</strong> The results suggest the presence of gender and cultural differences in sleep quality that yield divergent outcomes for similar sleep durations.</p>


2021 ◽  
pp. 088626052110219
Author(s):  
Oscar Armando Esparza-Del Villar ◽  
Sarah Margarita Chavez-Valdez ◽  
Priscila Montañez-Alvarado ◽  
Marisela Gutiérrez-Vega ◽  
Teresa Gutiérrez-Rosado

Different types of violence have been present in Mexico but there have been few studies that have analyzed their relationship with mental health in adolescents, especially in cities with high rates of social violence. It is important to compare different violence types and their relationship with mental health since not all relationships are the same. It appears that social violence has a stronger relationship with mental health, and for this reason it receives more attention, but other types of violence have a stronger relationship and do not receive as much attention. Chihuahua has been one of the most violent states in Mexico, and Juarez has been the most violent city in the world in 2009 and 2010. The purpose of the study is to compare the relationship of different types of violence (social, cyberbullying, partner violence, and child abuse and neglect) with mental health indicators (depression, anxiety, stress, self-esteem, and paranoid thoughts). There were 526 high school students, from the cities of Juarez ( n = 282) and Chihuahua ( n = 244). The mean age was 16.5 ( SD = 1.4) years and 50.6% reported being males. The relationships among the variables were analyzed using Pearson’s correlations and multiple linear regressions. Both cities that have experienced social violence like carjacking, kidnapping, and sexual assault, but they have very small or no relationships with mental health indicators. Other types of violence have stronger correlations. Our findings suggest that interventions should not focus only in preventing and dealing with social violence, but that other types of violence must also be addressed in adolescents.


2020 ◽  
Vol 31 (1) ◽  
Author(s):  
Guilherme da Silva Gasparotto ◽  
Aline Bichels ◽  
Thaynara do Prado Szeremeta ◽  
Gislaine Cristina Vagetti ◽  
Valdomiro de Oliveira

The objective of this study was to verify the association of psychological factors and body practices with the academic performance of high school students. A sample of 330 students participated, made up of 167 girls and 163 boys. Likert scale instruments were used for collecting information on self-concept, and on general and academic self-efficacy. Time spent on moderate to vigorous physical activity was recorded, and so was participation in several types of body practices, such as sports, dances, martial arts, performing arts, and systematic physical exercises. Academic achievement was referred to from the students' grades on regular subjects. Linear regression analysis was used for verifying the association of independent variables with academic performance. The adjusted regression model explains between 7% and 36% of academic performance variance, whereas Self-Concept explains academic performance on six of the twelve subjects, and the mean of the grades, with Beta values between 0.13 (p = 0.02) for Sociology and 0.28 (p <0.01) for Mathematics. Academic self-efficacy explained performance on eleven subjects and the mean of the grades, with Beta values between 0.21 (p <0.01) for Physical Education and Philosophy, and 0.44 (p <0.01) for Biology. Participation in extracurricular activities involving body practices explained academic performance on six subjects and the mean of the grades, with Beta values between 0.14 (p = 0.02) for Sociology and 0.31 (p <0.01) for Arts. The studied psychological variables and participation in projects concerning body practices during extracurricular activities correlated with academic achievement as to several school subjects, and with the mean of the grades.


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