Alliance for Pandemic Preparedness

April 3, 2020

COVID-19 Outbreak Associated with Air Conditioning in Restaurant, Guangzhou, China, 2020

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  • Lu et al conduct a detailed investigation of 3 family clusters with COVID-19 who had eaten at the same air-conditioned restaurant in China and conclude that the key factor for infection was the direction of the airflow and that droplet transmission was prompted by air-conditioned ventilation.
  • To prevent spread of COVID-19 in restaurants, the article recommends strengthening temperature-monitoring surveillance, increasing the distance between tables, and improving ventilation.

Lu et al. (Apr 2, 2020). COVID-19 Outbreak Associated with Air Conditioning in Restaurant, Guangzhou, China, 2020. Emerg Infect Dis. https://doi.org/10.3201/eid2607.200764