The Chronotype (Eveningness-Morningness) Effects on Academic Achievement among Medical Students in Tabuk City, Saudi Arabia
Journal Title: The Egyptian Journal of Hospital Medicine - Year 2018, Vol 71, Issue 7
Abstract
<span>Background</span><span>: Thereis increasing awareness about theeffects of chronotype and sleep qualityand academic performance among medical students.<br /> </span><span>The aim of the work: </span><span>This study assessed the relationship between chronotype, sleep quality, and academic performance among Saudi medical students.<br /> </span><span>Materials and Methods: </span><span>A cross-sectional study was conducted among169 clinical phase medical students during the period from May 2017 to January 2018. Participants were invited to sign a written informed consent then responded to a self-administered questionnaire, using the Pittsburgh Sleep Quality Index (PSQI) and the weekdays and weekends bedtime and wake-up time, the chronotype was calculated from mid-sleep and wake up time during weekends and sleep dept. Students also completed a diary detailing their sleep habits fortwo weeks priorto filling out the questionnaire. The chi-square and Pearson's correlation were used for the statistical analysis. </span><span>Results:</span><span>Participants (48.5% males), their meanage was22.90±1.27, 83.4% had poor sleep quality. No correlation was found between cumulative grades (GPA), sleep quality, chronotype, body mass index, and sleep duration during weekdays and weekends (p>0.005), the females medical students had good sleep quality and lower body mass index, were more likely morning chronotype, and had higher GPA compared to males.<br /> </span><span>Conclusion: </span><span>No correlation was evident between the GPA, chronotype, and sleep quality. The women had better sleep quality and GPA, they were more likely morning chronotype and had lower body mass index. </span>
Authors and Affiliations
Eman Helal
Keywords
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