EHR Data Support Reported Effectiveness of Ad26.COV2.S Vaccine
Vaccination was associated with a 3.73-fold reduction in SARS-CoV-2 infections.
Vaccination was associated with a 3.73-fold reduction in SARS-CoV-2 infections.
The rate of new or worsening immune-related adverse events was no higher than previously reported.
The seroconversion rate was 92%.
The peak viral load was similar for fully vaccinated and unvaccinated index cases.
The risk of COVID-19 is more than 5-fold higher for unvaccinated patients with previous SARS-CoV-2 infection.
Children ages 5 to 11 years can now receive one-third of the adult dose, with 2 injections given 3 weeks apart.
Lymphadenopathy was seen more often in women than in men.
There was no increased risk of non-COVID-19 mortality in recipients of the Pfizer, Moderna, or Janssen vaccines.
Two doses of the Pfizer-BioNTech vaccine can prevent hospitalization in children aged 12 to 18 years.
The CDC recommendations also allow for the use of a heterologous (or “mix and match”) booster dose.