Ethnic Differences in the Association Between Age at Diagnosis of Diabetes and the Risk of Cardiovascular Complications: a Population-Based Cohort Study

We examined ethnic differences in the association between age at diagnosis of diabetes and the risk of cardiovascular complications. We conducted a population-based cohort study in Ontario, Canada among individuals with diabetes and matched individuals without diabetes (2002-18). We fit Cox proportional hazards models to determine the associations of age at diagnosis and ethnicity (Chinese, South Asian, general population) with cardiovascular complications. We tested for an interaction between age at diagnosis and ethnicity. There were 453,433 individuals with diabetes (49.7