Tweet
prognosis
Vaccinated People Also Spread the Delta Variant, Yearlong Study Shows
By
Suzi Ring
October 28, 2021, 12:00 PM EDT
- Study found similar peak viral load with or without shots
- Immunized household contacts have a 25% chance of infection
People inoculated against Covid-19 are just as likely to spread the delta variant of the virus to contacts in their household as those who haven’t had shots, according to new research.
In a yearlong study of 621 people in the U.K. with mild Covid-19, scientists found that their peak viral load was similar regardless of vaccination status, according to a paper published Thursday in The Lancet Infectious Diseases medical journal. The analysis also found that 25% of vaccinated household contacts still contracted the disease from an index case, while 38% of those who hadn’t had shots became infected...
See also: Lancet: Community transmission and viral load kinetics of the SARS-CoV-2 delta (B.1.617.2) variant in vaccinated and unvaccinated individuals in the UK: a prospective,longitudinal, cohort study