Published in JAMA Internal Medicine · View the paper (DOI)
A new analysis reveals that households with recent birthdays are 30% more likely to have a COVID-19 diagnosis in counties with high infection rates. The study suggests that social gatherings like birthday parties may have contributed to infections during the pandemic.
Coverage from 2 institutions
- Birthdays and COVID-19 Harvard Medical School · Jun 21, 2021 · first to report
- Using birthdays to assess association between social gatherings, COVID-19 risk JAMA Network · Jun 21, 2021