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Baylor University.

Social jetlag and global sleep quality predict worse grades in first-year STEM students.

Abstract

dc:description.abstract

Sleep health is associated with health and academic outcomes. Poor sleep is common amongst college students and is hypothesized to negatively impact academic performance. However, much of the work on this topic has been cross-sectional and has not accounted for fluid intelligence or baseline mental health, thereby limiting understanding of causal direction. First year college students (N=489, Mage=18.3; 72.2% female; 53.8% BIPOC) were recruited to complete a baseline assessment that included measures of sleep quality, social jetlag, chronotype, daytime sleepiness, mental health, and fluid intelligence. Sleep quality and social jetlag remained predictive of grade point average (GPA) after controlling for all variables (ps<.05). After excluding participants with very low GPAs (< 2.0), sleep quality but not social jetlag continued to predict future GPAs. Social jetlag was predictive of receiving a GPA <2.0, (OR=1.02). Poor sleep and social jetlag early in college are independent risk factors for lower future academic success.

Degree

thesis:*
Name thesis:degree_name
M.A.
Level thesis:degree_level
Masters
Grantor
Baylor University.
Year dc:date.issued
2024

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Fitzsimmons, Corinne L., 1996-
Advisor dc:contributor.advisor
  • Scullin, Michael K.

Subjects

dc:subject × 5

Rights

dc:rights
Statement dc:rights
  • Baylor University works are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. Contact libraryquestions@baylor.edu for inquiries about permission.
Language dc:language.iso
en

Identifiers

dc:identifier.*
Handle dc:identifier.uri
https://hdl.handle.net/2104/13560
OAI identifier oai:identifier
oai:baylor-ir.tdl.org:2104/13560

Chain of custody

source
Harvested from
Baylor University
Base URL
baylor-ir.tdl.org/server/oai/request
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Fitzsimmons, Corinne L., 1996-. Social jetlag and global sleep quality predict worse grades in first-year STEM students.. Masters thesis, Baylor University., 2024. https://hdl.handle.net/2104/13560