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Updated: Sep 1, 2025

Setup of Consumer Wearable Devices for Exposure and Health Monitoring in Population Studies
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User perceptions about sharing exposure notification information for communicable diseases.

Benjamin Schooley1, Sue S Feldman2

  • 1College of Engineering and Computing, Univeristy of South Carolina, Columbia, SC, United States.

Frontiers in Digital Health
|August 15, 2022
PubMed
Summary

The GuideSafe™ Exposure Notification System (ENS) in Alabama was found to be useful and easy to use by most participants. User perceptions of sharing COVID-19 exposure data varied by demographics, highlighting the need for tailored outreach.

Keywords:
communicable disease responsecontact tracingexposure notificationmobile platformspandemic responseprivacy

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Area of Science:

  • Public Health
  • Health Informatics
  • Epidemiology

Background:

  • The GuideSafe™ Exposure Notification System (ENS) was deployed in Alabama to anonymously alert individuals of potential COVID-19 exposure.
  • Limited data exists on how diverse demographic groups perceive ENS usability, usefulness, satisfaction, and willingness to share exposure information.

Purpose of the Study:

  • To investigate demographic group perceptions of sharing COVID-19 exposure information with various organizations.
  • To analyze differences in end-user perceptions of ENS usability, usefulness, and satisfaction across demographic groups.

Main Methods:

  • A survey of 1,049 Alabama residents assessed COVID-19 data sharing propensity and ENS perceptions.
  • Analysis included ANOVA and Tukey's HSD post-hoc tests to identify demographic differences.

Main Results:

  • High awareness and adoption of the GuideSafe™ ENS were reported.
  • The majority found the app useful (79%), easy to use (79%), and were satisfied (88%).
  • Ethnicity and age appear to influence trust in sharing exposure data.

Conclusions:

  • The GuideSafe™ ENS reached a broad user base as part of Alabama's public health strategy.
  • Demographic factors significantly influence how users perceive and share communicable disease exposure information.
  • Public health bodies, employers, and technology designers should consider these demographic differences in developing and promoting ENS technologies.