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Updated: Feb 13, 2026

A Novel Model of Mild Traumatic Brain Injury for Juvenile Rats
Published on: December 8, 2014
Persistent symptoms and activity changes three months after mild traumatic brain injury
Rebecca Cooksley1, Emma Maguire2, Natasha A Lannin1,2
1Occupational Therapy, School of Allied Health, College of Science, Health and Engineering, La Trobe University, Melbourne, Victoria, Australia.
Most mild traumatic brain injuries (mTBI) resolve within three months. However, a small group experiences persistent symptoms like fatigue, impacting daily life and return to work.
Area of Science:
- Neuroscience
- Occupational Health
Background:
- Mild traumatic brain injury (mTBI) affects a significant portion of the population.
- mTBI can lead to temporary or persistent functional impairments.
Purpose of the Study:
- Identify symptoms experienced three months post-mTBI.
- Determine factors predicting symptom severity.
- Assess functional and psychosocial outcomes after mTBI.
Main Methods:
- Telephone interviews conducted three months post-discharge from Emergency Department.
- Utilized Concussion Symptom Inventory (CSI) and Rivermead Head Injury Follow-Up Questionnaire (RHIFUQ).
Main Results:
- 81% of participants reported symptom resolution within three months.
- Persistent symptoms included workplace fatigue (22%) and difficulty maintaining work standards (17%).
Conclusions:
- A clinically significant subgroup experiences prolonged symptoms post-mTBI.
- Persistent symptoms can hinder daily occupational participation and return to work.
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