Evaluation of the Finnish Exposure Notification App “Koronavilkku” According to Key Performance Indicators: Cross-Sectional Study
Wioleta Kitowska, Mika Pihlajamäki, Sara Wickström, Kaija Tolmunen, Otto Helve, Juha Mykkänen, Timothée Dub, Lotta Siira, Amaryllis Mavragani, Travis Sanchez · 2026
Read Evaluation of the Finnish Exposure Notification App “Koronavilkku” According to Key Performance Indicators: Cross-Sectional Study by Wioleta Kitowska, Mika Pihlajamäki, Sara Wickström, Kaija Tolmunen, Otto Helve, Juha Mykkänen, Timothée Dub, Lotta Siira, Amaryllis Mavragani, Travis Sanchez (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/PMC13592390.txt.
Description
Wioleta Kitowska leads an evaluation of Koronavilkku, Finland's COVID-19 exposure notification app, against a set of performance marks. The study mixed system records with a survey of more than 4,000 people from April 2022. At its peak the app reached about half of active smartphone users. Men, people over 34, and those living alone used it less, while parents and the highly educated used it more.
Over half of users who got a code from health staff entered it, keeping alerts flowing. Yet about seven in ten positive users said no code ever reached them, a bottleneck the team flags hard. Users followed pandemic guidance more than nonusers. Kitowska and the team urge automated code delivery and steady public engagement in future outbreaks.
Catalog record
| CREATOR | Wioleta Kitowska, Mika Pihlajamäki, Sara Wickström, Kaija Tolmunen, Otto Helve, Juha Mykkänen, Timothée Dub, Lotta Siira, Amaryllis Mavragani, Travis Sanchez |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 38 KB |
| LICENSE | https://creativecommons.org/licenses/by/4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |