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Article: How Sleep Deprivation Affects Psychological Variables Related to College Students' Cognitive Performance.
- Article from:
- Journal of American College Health
- Article date:
- November 1, 1997
- Author:
CopyrightCOPYRIGHT 1997 Heldref Publications. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Abstract. The effects of sleep deprivation on cognitive performance and on psychological variables related to cognitive performance were studied in 44 college students. Participants completed the Watson-Glaser Critical Thinking Appraisal after either 24 hours of sleep deprivation or approximately 8 hours of sleep. After completing the cognitive task, the participants completed 2 questionnaires, one assessing self-reported effort, concentration, and estimated performance, the other assessing off-task cognitions. As expected, sleep-deprived participants performed significantly worse than the nondeprived participants on the cognitive task. However, the sleep-deprived ...