| Covariates | Time to acute rejection | Time to graft loss | Time to death | HR | 95% CI | | HR | 95% CI | | HR | 95% CI | |
| Conversion before or after 1 year | 6.604 | (2.145, 20.33) | 0.0010 | 1.185 | (0.634, 2.216) | 0.5949 | 1.287 | (0.507, 3.268) | 0.5958 | Recipient age (years) | 0.969 | (0.939, 1.000) | 0.0511 | 0.985 | (0.967, 1.004) | 0.1190 | 1.069 | (1.030, 1.110) | 0.0004 | Recipient race (Black versus non-Black) | 1.178 | (0.377, 3.686) | 0.7781 | 1.627 | (0.777, 3.403) | 0.1965 | 0.870 | (0.251, 3.022) | 0.8271 | Prior kidney transplant (yes versus no) | 0.979 | (0.213, 4.500) | 0.9783 | 1.527 | (0.611, 3.817) | 0.3655 | 3.023 | (0.783, 11.67) | 0.1084 | Current PRA | 0.995 | (0.929, 1.066) | 0.8877 | 0.980 | (0.932, 1.030) | 0.4278 | 0.980 | (0.920, 1.043) | 0.5207 | Anti-CD25 induction therapy versus none | 3.707 | (1.276, 10.77) | 0.0160 | 1.174 | (0.528, 2.607) | 0.6941 | 1.307 | (0.412, 4.144) | 0.6497 | ATG/OKT3 induction therapy versus none | 1.363 | (0.444, 4.181) | 0.5880 | 1.118 | (0.573, 2.179) | 0.7438 | 0.696 | (0.241, 2.009) | 0.5033 | Donor organ: cadaver versus living | 1.979 | (0.375, 2.553) | 0.9654 | 1.306 | (0.731, 2.333) | 0.3666 | 2.711 | (0.893, 8.235) | 0.0785 |
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