Training driving ability in a traumatic brain-injured individual using a driving simulator: a case report
International Medical Case Reports Journal
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RESEARCH
Training driving ability in a traumatic brain-injured
individual using a driving simulator: a case report
This article was published in the following Dove Press journal:
International Medical Case Reports Journal
10 February 2017
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Sarah Imhoff 1,2
Martin Lavallière 3,4
Mathieu GermainRobitaille 5
Normand Teasdale 5–7
Philippe Fait 1,2,8
1
Department of Human
Kinetics, 2Research Group on
Neuromusculoskeletal Dysfunctions
(GRAN), Université du Québec à
Trois-Rivières, Trois-Rivières, QC,
Canada; 3Massachusetts Institute of
Technology AgeLab, Cambridge, MA,
USA; 4Department of Health Sciences,
Program of Kinesiology, Université
du Québec à Chicoutimi, Chicoutimi,
5
Faculté de Médecine, Département
de Kinésiologie, 6Groupe de
recherche en analyse du mouvement
et ergonomie, Université Laval, 7CHU
de Québec – Université Laval, Centre
d’excellence sur le vieillissement
de Québec, 8Research Center in
Neuropsychology and Cognition
(CERNEC), Montréal, QC, Canada
Background: Traumatic brain injury (TBI) causes functional deficits that may significantly
interfere with numerous activities of daily living such as driving. We report the case of a 20-yearold woman having lost her driver’s license after sustaining a moderate TBI.
Objective: We aimed to evaluate the effectiveness of an in-simulator training program with
automated feedback on driving performance in a TBI individual.
Methods: The participant underwent an initial and a final in-simulator driving assessment
and 11 in-simulator training sessions with driving-specific automated feedbacks. Driving performance (simulation duration, speed regulation and lateral positioning) was measured in the
driving simulator.
Results: Speeding duration decreased during training sessions from 1.50 ± 0.80 min (4.16
± 2.22%) to 0.45 ± 0.15 min (0.44 ± 0.42%) but returned to initial duration after removal of
feedbacks for the final assessment. Proper lateral positioning improved with training and was
maintained at the final assessment. Time spent in an incorrect lateral position decreased from
18.85 min (53.61%) in the initial assessment to 1.51 min (4.64%) on the final assessment.
Conclusion: Driving simulators represent an interesting therapeutic avenue. Considerable
research efforts are needed to confirm the effectiveness of this method for driving rehabilitation
of individuals who have sustained a TBI.
Keywords: traumatic brain injury, rehabilitation, driving, simulator, assessment
Introduction
Traumatic brain injury (TBI) causes functional deficits that may significantly interfere
with numerous activities of daily living (ADL) such as driving,1–4 which is a strong
symbol of autonomy.5,6 Since driving requires operational (basic driving skills such as
lateral positioning and speed control), tactical (judgment and anticipation) and strategic
level of control (route planning),2,7,8 resuming driving following TBI may be challenging. Thus, only 40%–60% of moderate-to-severe TBI individuals return to driving.3,6,9–15
Case report
Correspondence: Philippe Fait
Université du Québec à Trois-Rivières,
3351 Boulevard des Forges, C.P. 500,
Trois-Rivières, QC, G9A 5H7, Canada
Tel +1 819 376 5011ext3768
Fax +1 819 376 5092
Email
41
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http://dx.doi.org/10.2147/IMCRJ.S120918
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We report the case of a 20-year-old woman who lost her driver’s license after sustaining
a moderate TBI in May 2013 after a car crash involving a deer. When transferred to
intensive care, she presented a score of 10/15 on the Glasgow Coma Scale (GCS).16
Following the accident, she presented a posttraumatic amnesia, diffuse axonal injury
with several bilateral petechiae, hemorrhagic contusions mostly located in the right
frontal lobe, an infringement of the third right cranial nerve, mild right optic neuropathy, left hemiparesis, balance impairment (43/56 on Berg Balance Scale (BBS),17
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Imhoff et al
difficulty in performing ADL and cognitive impairments,
including memory impairment, decline in audioverbal and
visual attention, decline in the ability of abstraction, reduced
organizational capacity, decreased visuospatial abilities,
cognitive fatigability and apathy.
At the time of the accident, the participant held a Learner’s
License – Passenger Vehicle (Class 5) and had very little
driving experience. Having failed her first attempt to the
Probationary License – Passenger Vehicle (Class 5), she
was planning to perform her second attempt to the Société
de l’Assurance Automobile du Québec (SAAQ) on-road test
as required by Quebec’s provincial legislation.
In order to regain her Learner’s License – Passenger
Vehicle (Class 5), she had to obtain an evaluation certifying
her functional capacity for driving. She underwent an in-clinic
assessment, which revealed mild posttraumatic cognitive
impairments (i.e., cognitive fatigability that interferes with
the sustained attention span and vigilance weakness that
generates a slow reaction time when stimuli appear slowly);
sufficient muscle strength, range of motion and coordination;
proper reaction time; sufficient overall perceptual-cognitive
functions for driving and sufficient behavior. Following this
assessment, she received a 10-hour on-road driving training
with a driving instructor and a 3-hour in-simulator-specific
road rules learning with a driving instructor. Driving ability of
the posttrauma subject was assessed during an on-road evaluation conducted by an occupational therapist in May 2014 at
the Quebec City Rehabilitation Institute (IRDPQ). During
this test, the participant did not demonstrate the operational
and tactical skills required to drive safely. The difficulties
observed during the road test were consistent with cognitive
sequelae observed in clinical setti (...truncated)