Stillbirth four times higher in women with Delta

A US review of more than 1.2 million births provides more evidence COVID-19 infection is linked to adverse neonatal outcomes

Pregnant women with COVID-19 are up to four times more likely to have a stillbirth than those who are free from the virus, with the Delta variant linked to the highest risk, US data shows.

The finding adds to growing evidence that coronavirus infection in pregnancy is linked to stillbirth and that the risk has increased thanks to Delta, says the Centres for Disease Control and Prevention (CDC) which published the study.

Researchers from the CDC’s COVID-19 response unit reviewed outcomes for more than 1