Identifying COVID-19 risk through observational studies to inform control measures

Identifying COVID-19 Risk Through Observational Studies to Inform Control Measures – JAMA

Commentaries on Twitter

20% of infected individuals estimated to cause about 80% of SARS-CoV-2 transmissions. About 50% of transmissions are thought to occur from asymptomatic or pre symptomatic persons. Key lessons learned from #COVID19 epidemiology. Via @JAMA_current https://t.co/AIW1e6Xgy2 pic.twitter.com/oBR4V2opp5

— Muin J. Khoury (@MuinJKhoury) February 22, 2021

Compared w well-ventilated outdoor spaces, #coronavirus infection risk is higher in poorly ventilated indoor spaces w prolonged close contact (within 6 feet of others for 15 min over 24h) + inconsistent use of masks https://t.co/nVFsq2c2CQ @CDCgov @CDCMMWR

— JAMA (@JAMA_current) February 22, 2021