Incidence of SARS-CoV-2 infections
infections
ASYMPTOMATIC COVID-19, EVENTS, SARS-COV-2 INFECTION, INFECTIONS
In mRNA-1273.222 participants starting 14 days post booster regardless of prebooster SARS-CoV-2 infection status, 17 (3.3%) SARS-CoV-2 infections occurred with nine (1.8%) asymptomatic infections and eight (1.6%) symptomatic COVID-19 events, per the CDC definition, and were comparable to incidences previously reported for 50 µg mRNA-1273 as well as for an Omicron BA.1 bivalent booster vaccine (mRNA-1273.214) (Supplementary Table 