In contrast, when using the traditional race-adjusted creatinine-based equation (eGFRcr-ASR), the HR was 2.8 (95% CI, 1.6–4.9 ...

Detials about the work can be found in the following tutorial paper: Zaman, M.A. "Numerical Solution of the Poisson Equation Using Finite Difference Matrix Operators ... The boundary values themselves ...