Age and Smoking Predict Antibody Titres at 3 Months after the Second Dose of the BNT162b2 COVID-19 Vaccine.
Yushi NomuraMichiru SawahataYoshikazu NakamuraMomoko KuriharaRyousuke KoikeOtohiro KatsubeKoichi HagiwaraSeiji NihoNorihiro MasudaTakaaki TanakaKumiya SugiyamaPublished in: Vaccines (2021)
The most important factors associated with low Ab titres were age and smoking habit. In particular, current smoking status caused lower Ab titres, and smoking cessation before vaccination may improve the individual efficacy of the BNT162b2 vaccine.