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Validity, reliability and predictive accuracy of the Driving Awareness Questionnaire
Lynnette G Kay1, Anita Bundy, Lindy Clemson
1Discipline of Occupational Therapy, Faculty of Health Sciences, University of Sydney, NSW, Australia. l.kay@usyd.edu.au
Disability and Rehabilitation
|March 13, 2009
Summary
The Driving Awareness Questionnaire (DriveAware) shows good psychometric properties for assessing driving ability awareness. It accurately identifies awareness levels compared to on-road assessments, proving a useful clinical tool.
Area of Science:
- Neuroscience
- Psychometrics
- Rehabilitation Medicine
Background:
- Assessing awareness of driving ability is crucial for safe driving.
- Existing methods may lack comprehensive psychometric validation.
Purpose of the Study:
- To evaluate the psychometric properties of the Driving Awareness Questionnaire (DriveAware).
- To compare DriveAware's awareness ratings with on-road driving assessments.
Main Methods:
- Prospective study design with Rasch analysis.
- 91 participants from driving rehabilitation centers completed DriveAware during a standard assessment.
- DriveAware awareness ratings were compared against on-road assessment outcomes.
Main Results:
- Rasch analysis supported construct validity and inter-rater reliability.
- DriveAware demonstrated good fit for most items and a moderate reliability index (0.73).
- The questionnaire achieved 84% sensitivity and 94% specificity when compared to on-road measures.
Conclusions:
- DriveAware is a psychometrically sound, easy-to-administer tool for measuring driving ability awareness.
- The questionnaire shows potential as a valuable clinical instrument for driving rehabilitation.
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