Tracking three decades of type 1 diabetes‐related chronic kidney disease in East Asia: Burden, age–sex patterns, and quality of care index

East Asia has achieved remarkable progress in mitigating the CKD-T1DM burden, diverging significantly from the global trajectory; however, deep structural inequities in care quality persist between high-income and middle-to-low-income nations. Integrating QCI into national monitoring systems and prioritizing comprehensive, lifespan-oriented management strategies are essential to addressing these disparities and sustaining regional improvements.