Estudo observacional mostra que a efetividade de vacinas mRNA contra internação por Covid-19 entre adultos imunocomprometidos foi menor (77%) do que entre adultos imunocompetentes (90%).

Effectiveness of 2-Dose Vaccination with mRNA COVID-19 Vaccines Against COVID-19–Associated Hospitalizations Among Immunocompromised Adults — Nine States, January–September 2021 – CDC Morbidity and Mortality Weekly Report

Conteúdo relacionado: CDC Guidance: Immunocompromised may need a fourth Covid-19 shot.

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New CDC study of mRNA #vaccination & disease in 89,000 ppl hospitalized w/#COVID19
– 69K had normal immune systems; 1/2 of them were 2-dose vaxed
– 20K had systs weakened by cancer or other illnesses, 25% of whom were unvaxed
– Vax was 90% effective in preventing severe…
MORE pic.twitter.com/w3RFCrQnLB

— Laurie Garrett (@Laurie_Garrett) November 2, 2021