This study by Chinese researchers finds a high percentage of asymptomatic COVID-19 infections worldwide, which highlights the potential transmission risk of asymptomatic infections in communities.
In this review and meta-analysis of 95 studies, which include nearly 30 million individuals undergoing testing, the percentage of asymptomatic infections was 0.25% in the tested population and 40.5% in those with confirmed COVID-19.
Asymptomatic infections in the tested population were higher in:
Asymptomatic infections in those with confirmed COVID-19 were higher in:
The researchers conclude that the high percentage of asymptomatic infections underscores the need for required screening of asymptomatic individuals, and asymptomatic infections should be managed similar to those with confirmed infections, including isolating and contact tracing.Read More >>