Perceived usefulness of a usability issues reporting form to help understand "usability-induced use-errors": a...

Area of Science:

• Medical device regulation
• Human factors engineering
• Usability engineering

Background:

• Medical device manufacturers must mitigate use-error risks per regulations.
• A conceptual gap exists in understanding "usability-induced use-errors" among manufacturers.
• Existing frameworks lack clear methods for linking usability to use-errors.

Purpose of the Study:

• To introduce a novel usability evaluation reporting form.
• To assess the perceived usefulness of this form for manufacturers.
• To determine if the form aids in understanding usability-induced use-errors.

Main Methods:

• Development of a usability framework connecting design principles, flaws, usage problems, and outcomes.
• Design of a usability evaluation reporting form based on this framework.
• Preliminary evaluation of the reporting form's perceived usefulness by manufacturers.

Main Results:

• Manufacturers found the form's presentation of usability evaluation results helpful.
• The form supports understanding the origins and consequences of use-errors.
• Usability experts reported difficulties in completing the form, indicating a need for improved usability.

Conclusions:

• The reporting form shows promise in clarifying "usability-induced use-errors" for manufacturers.
• Enhancements are needed to improve the form's own usability for expert users.
• The form facilitates a clearer understanding of the relationship between device usability and use-errors.