Age-related risk of household transmission of COVID-19 in Singapore.
Rachael PungMinah ParkAlex R CookVernon J LeePublished in: Influenza and other respiratory viruses (2020)
Prior to the implementation of social distancing measures, we monitored the close family contacts of the first 400 cases of COVID-19 in Singapore for SARS-CoV-2 infection to determine the risk of infection with age. Adjusting for gender and household size, the risk of COVID-19 infection in household contacts was found to increase with age.