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Supporting Older Adults in Exercising With a Tablet: A Usability Study.

Sumit Mehra^1,2,3, Bart Visser⁴, Nazli Cila²

¹Applied Psychology, Faculty of Applied Social Sciences and Law, Amsterdam University of Applied Sciences, Amsterdam, Netherlands.

JMIR Human Factors

|February 2, 2019

Summary

This study found a tablet app is usable for older adults to do home exercises. Most users could complete basic tasks easily, showing the app supports physical activity for independent living.

Keywords:

activities of daily living aged exercise frail elderly health behavior mobile devices mobile phone tablet computers telemedicine usability testing

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Area of Science:

Gerontology and Health Informatics
Human-Computer Interaction
Digital Health Interventions

Background:

Physical activity is crucial for older adults' health and independence.
Home-based exercise programs are effective for meeting physical activity recommendations.
A tablet application was developed to aid older adults in home-based personal training.

Purpose of the Study:

To assess the usability of a tablet-based application designed for home-based exercise by older adults.
To evaluate user experience in line with the Medical Research Council Framework for intervention development.

Main Methods:

A mixed-methods usability study involving 15 older adults (aged 69-99).
Participants completed tasks in a lab setting, verbalizing thoughts.
Measures included performance errors, time-on-task, and post-test satisfaction interviews.

Main Results:

Participants completed basic tasks efficiently, with 79-100% requiring minimal assistance.
Positive feedback significantly outweighed negative remarks during interviews.
Time-on-task ranged from 13 to 85 seconds for various tasks.

Conclusions:

The tablet application is usable by older adults for home-based exercise.
First-time users demonstrated effective and efficient performance of basic tasks.
While complex tasks like schedule tailoring require more effort, overall satisfaction is high.