Additional file 1: Supplementary Table 1. Demographic and clinical characteristics by race/ethnicity of the donor-recipient pair. Supplementary Table 2. Five‐year death‐censored kidney allograft survival probability and 95% confidence interval by DRP and transplant era. Supplementary Table 3. Predictor ranking based on variable importance for death-censored kidney allograft survival and allograft survival with mortality as a competing risk