Cohort study: COVID-19 infection granted patients strong and long-lasting protection from reinfection.

News Release: COVID-19 infection granted patients strong and long-lasting protection from reinfection – Providence Health & Services

Original Study: Rates of COVID-19 Among Unvaccinated Adults With Prior COVID-19 – JAMA Network Open

Commentary: COVID-19 infection may offer similar immunity as vaccination – CIDRAP

Commentary on Twitter

This US cohort study found that unvaccinated individuals with prior symptomatic #COVID19 had 85% lower risk against recurrent COVID-19 compared to unvaccinated individuals without prior infection, for up to 9 months, through November, 2021. https://t.co/1qHCFmGqXG

— JAMA Network Open (@JAMANetworkOpen) April 20, 2022