Level of anti-spike IgG between COVID-19 vaccines
diabetes
CHRONIC RESPIRATORY DISEASE, CARDIOVASCULAR DISEASE, DIABETES
The concentration of anti-spike IgG antibodies induced by a single dose of ChAdOx1-S was similar to that induced by two doses of CoronaVac (adjusted geometric mean ratio (aGRM) 0.99, 95% CI 0.76-1.30) (Comparison of anti-spike IgG antibody concentration following ChAdOx1-S or CoronaVac vaccination among healthcare workers in Brazil.*Adjusted for region, age, sex, presence of cardiovascular disease, diabetes, chronic respiratory disease, workplace COVID-19 direct contact at baseline, SARS-CoV-2 PCR result at baseline95% CI, 95% confidence interval; aGMR, adjusted geometric mean ratio; Ig, immunoglobulin; No., number