TABLE 1.

One year actual graft survival

	2-Drug	3-Drug	Total	2 vs. 3	Subgroup
Overall	92%	82%	87%	P < .02
1st Cadaveric	90%	87%	88%	NS
1st Transplant	90%	87%	89%	NS	NS
Retransplantation	97%	72%	84%	P < .02
Cadaveric	92%	82%	87%	P < .03	NS
Living-donor	94%	88%	92%	NS
PRA <40%	91%	84%	87%	NS	NS
PRA >40%	100%	77%	86%	P < .04
Adult kidneys	93%	83%	88%	P < .02	NS
En bloc	80%	79%	79%	NS
No ATN	100%	88%	93%	P < .001	P < .0001
ATN	81%	71%	77%	NS
Rejection	91%	76%	85%	P < .03	NS
No rejection	94%	87%	90%	NS
Donors >60 years	77%	80%	78%	NS	NS
Donors <60 years	94%	83%	88%	P < .02
Black	92%	87%	89%	NS	NS
Nonblack	92%	82%	87%	P < .02
Recipients <60 years	93%	83%	88%	P < .02	NS
Recipients >60 years	82%	82%	82%	NS