Fifth-week immunogenicity and safety of anti-SARS-CoV-2 BNT162b2 vaccine in patients with multiple myeloma and myeloproliferative malignancies on active treatment: preliminary data from a single institution.

In terms of logarithm of IgG titer, in a generalized multivariate linear model, no gender effect was observed ( p = 0.913), while there was a significant trend toward lower titers by increasing age ( p < 0.001) and in disease cohorts with respect to controls (MM: p < 0.001 and MPM: p < 0.001).

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