Key points are not available for this paper at this time.
To infer a reliable SARS-CoV-2 antibody protection level from a serological test, an appropriate quantitative threshold and solid equivalence across serological tests are needed. Additionally, tests should show a solid correlation with neutralising assays and with the protection observed in large population cohorts even against emerging variants.
Cabrera-Alvargonzalez et al. (Wed,) studied this question.