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Updated: May 15, 2025

A Neuroscientific Approach to the Examination of Concussions in Student-Athletes
Published on: December 8, 2014
Effects of sleep symptomatology post-concussion on return to sport in collegiate athletes
Allison D Peplowski1, Andrea L Liebl2
1Sanford Research, Sioux Falls, SD, USA.
Objective:
To describe the relationship between sleep-symptom severity and number of days to return to play following concussion in student-athletes.
Design:
Case series.
Setting:
A D1 NCAA university athletic department (institutional care).
Participants:
The study enrolled 84 varsity athletes who suffered a sport-related concussion at the university from 2015 to 2021.
Independent Variables:
Prior concussion(s), total symptom burden, and sleep symptomatology (sleeping more, sleeping less, trouble falling asleep, drowsiness, and fatigue) scores as reported using Post-Concussion Symptom Scale from the Immediate Post-Concussion Assessment and Cognitive Testing (ImPACT).
Main Outcome Measure:
The number of days an athlete took to return to play following concussion.
Results:
Individuals who reported trouble falling asleep, sleeping less, fatigue, and drowsiness took significantly longer to return to play following concussion than individuals who did not report such symptoms (F1,102 = 34.12, p < 0.0001).
Conclusions:
Sleep symptomatology present after concussion is predictive of days until return to sport. This study demonstrates the importance of sleep symptomatology post-concussion for athletes.
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