Result for
Tag: airborne transmission
May 4, 2021
Are the Portable Air Cleaners (PAC) Really Effective to Terminate Airborne SARS-CoV-2?
Air sampling in residential rooms of COVID-19 patients (n=7) in Spain showed that 100% of samples were positive for SARS-CoV-2 RNA (cycle threshold (Ct) cutoff 41), but only 15% (1 of 7) of samples were positive after installation of a portable air cleaner (PAC) with a HEPA filter. Notably, the one positive sample after installation…
January 29, 2021
Estimating Aerosol Transmission Risk of SARS-CoV-2 in New York City Public Schools During Reopening
Using previously collected indoor air quality data from New York City public schools, Pavilonis et al. estimated the probability of in-classroom transmission to be 5% for student-to-student transmission, 14% for student-to-teacher transmission, and 20% for teacher-to-student transmission after the introduction of one infectious person into the classroom. Consistent mask wearing by both students and teachers…