Glycaemic Control Is Associated with SARS-CoV-2 Breakthrough Infections in Vaccinated Patients with Type 2 Diabetes

Scientists showed that poor glycaemic control, assessed as mean HbA1c in the post-vaccination period, was associated with lower immune responses and an increased incidence of SARS-CoV-2 breakthrough infections in type 2 diabetes patients vaccinated with mRNA-BNT162b2.