The US COVID-19 Trends and Impact Survey Continuous real-time measurement of COVID-19 symptoms, risks, protective behaviors, testing, and vaccination

The US COVID-19 Trends and Impact Survey (CTIS) is a large, cross-sectional, internet-based survey that has operated continuously since April 6, 2020. By inviting a random sample of Facebook active users each day, CTIS collects information about COVID-19 symptoms, risks, mitigating behaviors, mental...

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Bibliographic Details
Published inProceedings of the National Academy of Sciences - PNAS Vol. 118; no. 51; pp. 1 - 9
Main Authors Salomon, Joshua A., Reinhart, Alex, Bilinski, Alyssa, Chua, Eu Jing, La Motte-Kerr, Wichada, Rönn, Minttu M., Reitsma, Marissa B., Morris, Katherine A., LaRocca, Sarah, Farag, Tamer H., Kreuter, Frauke, Rosenfeld, Roni, Tibshirani, Ryan J.
Format Journal Article
LanguageEnglish
Published United States National Academy of Sciences 21.12.2021
SeriesBeyond Cases and Deaths: The Benefits of Auxiliary Data Streams In Tracking the COVID-19 Pandemic
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