Sleep quality, duration, and consistency are associated with better academic performance in college students

Although numerous survey studies have reported connections between sleep and cognitive function, there remains a lack of quantitative data using objective measures to directly assess the association between sleep and academic performance. In this study, wearable activity trackers were distributed to...

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Main Authors: Okano, Kana, Kaczmarzyk, Jakub R., Gabrieli, John D. E., Grossman, Jeffrey C.
Other Authors: Massachusetts Institute of Technology. Department of Brain and Cognitive Sciences
Format: Article
Language:English
Published: Springer Science and Business Media LLC 2020
Online Access:https://hdl.handle.net/1721.1/127257
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author Okano, Kana
Kaczmarzyk, Jakub R.
Gabrieli, John D. E.
Grossman, Jeffrey C.
author2 Massachusetts Institute of Technology. Department of Brain and Cognitive Sciences
author_facet Massachusetts Institute of Technology. Department of Brain and Cognitive Sciences
Okano, Kana
Kaczmarzyk, Jakub R.
Gabrieli, John D. E.
Grossman, Jeffrey C.
author_sort Okano, Kana
collection MIT
description Although numerous survey studies have reported connections between sleep and cognitive function, there remains a lack of quantitative data using objective measures to directly assess the association between sleep and academic performance. In this study, wearable activity trackers were distributed to 100 students in an introductory college chemistry class (88 of whom completed the study), allowing for multiple sleep measures to be correlated with in-class performance on quizzes and midterm examinations. Overall, better quality, longer duration, and greater consistency of sleep correlated with better grades. However, there was no relation between sleep measures on the single night before a test and test performance; instead, sleep duration and quality for the month and the week before a test correlated with better grades. Sleep measures accounted for nearly 25% of the variance in academic performance. These findings provide quantitative, objective evidence that better quality, longer duration, and greater consistency of sleep are strongly associated with better academic performance in college. Gender differences are discussed.
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spelling mit-1721.1/1272572022-09-27T13:56:36Z Sleep quality, duration, and consistency are associated with better academic performance in college students Okano, Kana Kaczmarzyk, Jakub R. Gabrieli, John D. E. Grossman, Jeffrey C. Massachusetts Institute of Technology. Department of Brain and Cognitive Sciences McGovern Institute for Brain Research at MIT Massachusetts Institute of Technology. Department of Materials Science and Engineering Although numerous survey studies have reported connections between sleep and cognitive function, there remains a lack of quantitative data using objective measures to directly assess the association between sleep and academic performance. In this study, wearable activity trackers were distributed to 100 students in an introductory college chemistry class (88 of whom completed the study), allowing for multiple sleep measures to be correlated with in-class performance on quizzes and midterm examinations. Overall, better quality, longer duration, and greater consistency of sleep correlated with better grades. However, there was no relation between sleep measures on the single night before a test and test performance; instead, sleep duration and quality for the month and the week before a test correlated with better grades. Sleep measures accounted for nearly 25% of the variance in academic performance. These findings provide quantitative, objective evidence that better quality, longer duration, and greater consistency of sleep are strongly associated with better academic performance in college. Gender differences are discussed. 2020-09-14T18:36:16Z 2020-09-14T18:36:16Z 2019-10 2019-03 2020-09-10T12:19:32Z Article http://purl.org/eprint/type/JournalArticle 2056-7936 https://hdl.handle.net/1721.1/127257 Okano, Kana et al. “Sleep quality, duration, and consistency are associated with better academic performance in college students.” npj Science of Learning, 4, 1 (October 2019): © 2019 The Author(s) en 10.1038/S41539-019-0055-Z npj Science of Learning Creative Commons Attribution 4.0 International license https://creativecommons.org/licenses/by/4.0/ application/pdf Springer Science and Business Media LLC Nature
spellingShingle Okano, Kana
Kaczmarzyk, Jakub R.
Gabrieli, John D. E.
Grossman, Jeffrey C.
Sleep quality, duration, and consistency are associated with better academic performance in college students
title Sleep quality, duration, and consistency are associated with better academic performance in college students
title_full Sleep quality, duration, and consistency are associated with better academic performance in college students
title_fullStr Sleep quality, duration, and consistency are associated with better academic performance in college students
title_full_unstemmed Sleep quality, duration, and consistency are associated with better academic performance in college students
title_short Sleep quality, duration, and consistency are associated with better academic performance in college students
title_sort sleep quality duration and consistency are associated with better academic performance in college students
url https://hdl.handle.net/1721.1/127257
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