Covid: vaccine effectiveness in hospitalized patients
Several important articles have come out recently on Covid vaccine effectiveness. Will divide this into two separate blogs: the first showing mRNA vaccination effectiveness in decreasing Covid hospitalizations and disease severity, the second assessing longer-term effectiveness of the vaccines A multicenter US study found that vaccination with an mRNA vaccine was remarkably less likely in patients hospitalized with Covid-19 or with disease progression to death or mechanical ventilation; and the Moderna vaccine seem to edge out the Pfizer one (see covid mRNA vaccines dec severity of all variants JAMA2021 in dropbox, or doi:10.1001/jama.2021.19499 ) Details: -- data was from Influenza and Other Viruses in the Acutely Ill (IVY) Network, a collaboration of 21 US hospitals in 18 states as well as the CDC --4513 patients (>18yo) were hospitalized at Network hospitals between March 11 and August 15, 2021, with 28-day outcome data on death and mechanica...