Selected article for: "face mask and infection risk"

Author: Zaixing Shi; Ya Fang
Title: Temporal relationship between outbound traffic from Wuhan and the 2019 coronavirus disease (COVID-19) incidence in China
  • Document date: 2020_3_17
  • ID: hrrzztt5_42
    Snippet: These changes were not travel-related and may distort the estimated association to some extent. Second, the temporal association between traffic and COVID-19 could be confounded by other preventive measures, such as increased self-quarantine and widespread use of face mask and hand sanitization. Therefore, the estimated intervention effect associated with the travel ban could be overestimated. Finally, as an ecologic study, our findings may suffe.....
    Document: These changes were not travel-related and may distort the estimated association to some extent. Second, the temporal association between traffic and COVID-19 could be confounded by other preventive measures, such as increased self-quarantine and widespread use of face mask and hand sanitization. Therefore, the estimated intervention effect associated with the travel ban could be overestimated. Finally, as an ecologic study, our findings may suffer from ecologic fallacy and do not necessarily imply individual-level association between travel history and risk of COVID-19 infection.

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