Alliance for Pandemic Preparedness

July 10, 2020

Relative Contributions of Transmission Routes for COVID-19 among Healthcare Personnel Providing Patient Care

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  • Using a quantitative microbial risk assessment and exposure model, Jones found that droplet and inhalation transmission routes contributed to 35% and 57% of the probability of infection among healthcare workers without PPE, respectively. Direct contact accounted for only 8% of transmissions.  

Jones. (July 9, 2020). Relative Contributions of Transmission Routes for COVID-19 among Healthcare Personnel Providing Patient Care. Journal of Occupational and Environmental Hygiene. https://doi.org/10.1080/15459624.2020.1784427