Usability vulnerabilities of elderly adults in at-home COVID-19 self-test kits: findings from a South Korea usability study.

Abstract

The COVID-19 pandemic led to the widespread adoption of at-home COVID-19 self-test kits as accessible alternatives to clinical diagnostics. However, laypersons may have a limited understanding of use-related risk when operating these devices. Identifying how demographic factors such as sex, education level, and age influence use errors can guide improvements in the usability and safety of home-based medical devices. We recorded the frequency of use errors for each participant, along with their s