Glucose-Lowering Medications, Glycemia, and Cognitive Outcomes: The GRADE Randomized Clinical Trial Supplement 1. Supplement 2. eTable 1. Regression coefficients and p-values from linear models relating demographic variables with cognitive outcomes at year 4 eTable 2. Linear regression coefficients, 95% confidence intervals, and p-values from models of the GRADE primary glycemic outcome by year 4 on year 4 cognitive outcomes eTable 3.