Infected siblings, Hispanic ethnicity raise COVID-19 risk in kids, data showA Duke University study yesterday in Clinical Infectious Diseases found a 77% infection rate in children who were close contacts of a COVID-19 case, providing evidence for efficient viral transmission in children.
Hispanic ethnicity and having a SARS-CoV-2–infected sibling were risk factors, but asthma was associated with reduced risk.Current epidemiologic data suggest children are less susceptible to SARS-CoV-2 infection than adults, having milder illness and lower attack and hospitalization rates.
It is unclear whether these differences are due to differential exposures or age-related biological differences, and data are limited on transmission efficiency in
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