Table 1.

Baseline characteristics in 41,892 renal transplant recipients: 1992 to 1998a

CharacteristicMarginal Kidney Recipients (N = 7454)Ideal Kidney Recipients (N = 34,438)P Value
aESRD, end-stage renal disease; PRA, panel-reactive antibody; CVA, cerebrovascular accident; CNS, central nervous system.
Recipient age at transplant (mean ± SD)47 ± 13.243 ± 13.8<0.001
Recipient gender (male:female)62.0:38.060.9:39.10.07
Recipient race [% (n)]
white65.5 (4,885)68.4 (23,491)<0.001
black27.5 (2,053)25.3 (8,638)<0.001
other6.9 (526)6.3 (2,086)0.29
Primary cause of ESRD [% (n)]
glomerulonephritis22.9 (1,707)21.7 (7,480)0.03
hypertension20.1 (1,498)18.1 (6,239)<0.001
diabetes mellitus22.3 (1,659)25.6 (8,809)<0.001
cystic kidney disease6.2 (463)5.5 (1,881)0.01
other28.5 (2127)29.1 (10,029)0.97
Donor gender (male:female)51.1:48.963.5:36.5<0.001
Donor race [% (n)]
white89.6 (6,654)85.7 (29,081)<0.001
black8.1 (605)12.0 (4,078)<0.001
other2.3 (169)2.3 (790)0.89
Primary transplant [% (n)]86.5 (6,445)86.0 (29,633)0.35
Months of dialysis before transplantation [% (n]
0 (preemptive)8.1 (600)10.0 (3,426)<0.001
1-65.5 (408)6.3 (2,145)0.01
7-1211.2 (827)11.8 (4,021)0.15
13-2424.1 (1,788)23.2 (7,936)0.08
>2451.1 (3,791)48.8 (16,687)<0.001
Most recent PRA level [% (n]
0 %65.5 (4,885)65.6 (22,604)0.87
1-10%18.2 (1,358)18.3 (6,285)0.95
11-30%6.2 (462)5.7 (1,955)0.09
>30 %7.1 (528)7.7 (2,638)0.08
Donor cause of death [% (n)]
anoxic7.1 (531)7.5 (2,582)0.26
CVA/stroke62.9 (4,691)29.9 (10,280)<0.001
head trauma17.8 (1,325)41.1 (14,164)<0.001
CNS tumor0.5 (38)0.7 (230)0.09
miscellaneous11.2 (832)19.3 (6,646)<0.001
missing/unknown0.5 (37)1.6 (536)<0.001