GAD2 and diabetes mellitus: A positive correlation was observed between antibody titres and HbA1c% in the DM group (r = 0.404, p = 0.005 for GAD65; r = 0.517, p < 0.001 for ZnT8).<h4>Conclusion</h4>In this pilot cohort, GAD65 positivity was more frequent than ZnT8 positivity among young Bangladeshi individuals with diabetes, while GAD65 positivity was also detected in a proportion of NGT controls.