The anaphylaxis rate after the first dose of Moderna COVID-19 vaccine is 10 in ~4,000,000. – Event Rate = 10 / 4,041,396 = 0.00025% or 1 in 404,139 – https://www.cdc.gov/mmwr/volumes/70/wr/mm7004e1.htm?s_cid=mm7004e1_w&utm_source=STAT+Newsletters&utm_campaign=356c4680e3-MR_COPY_13&utm_medium=email&utm_term=0_8cab1d7961-356c4680e3-149703525 Post navigation Nursing homes make big push to change minds of workers who refused vaccination Covid 19 Risk Tool