COVID-19 digital proximity-tracing applications: uptake, performance, and public health management implications

Key Points

• To assess the uptake and performance of COVID-19 digital proximity-tracing applications and their implications for public health management.
• Evaluated user uptake and effectiveness of digital proximity-tracing applications across various demographics.
• Analyzed performance metrics related to user engagement and notification success rates.
• High variability was observed in application uptake among different age groups, with a noted 30% lower engagement in older populations.
• Performance metrics indicated a successful notification rate of 70% among active users, highlighting potential for effective COVID-19 tracing.