Publications by authors named "Jan Miller-Polgar"

Background: Opportunities to travel from one place to another in the community, or community mobility, are especially important for mobility device users' ability to participate fully in society. However, contextual challenges to such mobility exist.

Purpose: This study summarizes the literature on existing community mobility barriers and facilitators of mobility device users created by services, systems, and policies as defined by the International Classification of Functioning, Disability, and Health (ICF).

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Objective: To test the hypothesis that caregivers enhance the wheelchair skills capacity and confidence of the power wheelchair users to whom they provide assistance, and to describe the nature of that assistance.

Design: Multicenter cross-sectional study.

Setting: Rehabilitation centers and communities.

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Objectives: To examine the dimensionality of the Wheelchair Use Confidence Scale for power wheelchair users (WheelCon-P), to identify items that do not fit the Rasch rating scale model as well as redundant items for elimination, and to determine the SEMs and reliability estimates for the entire range of measurements.

Design: Secondary analysis of cross-sectional data.

Setting: Community.

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Article Synopsis
  • The study aimed to determine if powered wheelchair users improve their skills through the Wheelchair Skills Training Program (WSTP) compared to a control group receiving standard care.
  • Participants (116 powered wheelchair users) were involved in a randomized controlled trial, undergoing five 30-minute training sessions.
  • Results showed a significant improvement in performance scores for the WSTP group immediately after training, high goal achievement, and satisfaction, but these benefits were not retained three months later, and there were no notable differences in injury rates or overall confidence.
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Objective: To examine the reliability, validity, and factor structure of the Late Life Disability Instrument (LLDI) in individuals who use power wheelchairs as their primary means of mobility.

Design: A 4-week, test-retest study design.

Setting: Five Canadian cities.

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The investigation of vehicle safety needs for older drivers and passengers is integral for their safe transportation. A program of research on safe transportation for seniors was launched through AUTO21, a Canadian Network of Centres of Excellence. This national research network focuses on a wide range of automotive issues, from materials and design to safety and societal issues.

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Introduction: The objective was to develop and psychometrically evaluate (feasibility, reliability, validity) a questionnaire-based multisource feedback (MSF) system for quality improvement (QI) for occupational therapists (OTs).

Methods: Surveys were developed for assessment of OTs by clients, co-workers, and themselves, respectively, using 5-point scales with an "unable to assess" category. A sample of 238 OTs participated.

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Objective: An increasing number of older adults rely on the automobile for transportation. Educational approaches based on the specific needs of older drivers may help to optimize safe driving. We examined if the combination of an in-class education program with on-road education would lead to improvements in older drivers' knowledge of safe driving practices and on-road driving evaluations.

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A research and development project was initiated to address concerns that existing commercial toileting systems are generally cumbersome to use, costly, and do not effectively support children in the best biomechanical and physiological position for independent toileting. Others have found that "homemade" adaptations are often necessary to improve the fit of these systems. To address these problems, a research and development project was initiated to develop a better toileting system.

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