Table 3.

Characteristics of unilateral transplant recipients stratified by the reason for the partner kidney discard (n=7625), 2000–2015

Characteristic	Extended Ischemia	Organ Damage	Anatomic Abnormality	Poor Function	Donor History	Biopsy Findings	No Recipient Located	Other
N	445	817	1029	934	563	1645	1004	1188
Recipient characteristics
Age at transplant, yra	56±12	50±16	55±14	57±13	56±12	58±12	59±10	55±13
Body mass index, kg/m2	28±5	28±6	28±6	28±6	28±6	28±5	28.0±5.0	28±6
Mena	60	63	58	63	71	62	67	63
Blacka	34	33	30	35	38	33	41	35
History of hypertensiona	84	83	84	88	85	88	89	83
History of diabetesa	42	33	37	39	38	39	47	40
Previous kidney transplant	12	12	11	9	10	9	8	10
Panel-reactive antibody status (≥80%)	6	7	6	5	5	4	5	6
Transplant characteristics
No. of HLA mismatchesa	4.1±1.6	3.8±1.7	4.1±1.6	4.2±1.5	4.2±1.5	4.1±1.6	4.4±1.4	4.1±1.6
Zero antigen HLA mismatchesa	9	12	8	6	6	8	4	7
Organ perfused (% yes)a	39	29	30	49	25	33	41	32
Cold-ischemia time, ha	23±10	18±9	18±9	21±10	20±9	20±10	20±8	20±10
Nonlocal kidney donora	50	31	31	40	55	39	54	44
Delayed graft functiona	40	31	34	38	34	37	35	34
Primary nonfunction	0.9	0.5	0.7	2	0.9	2	0.9	0.8
Death-censored graft failurea	23	21	17	23	26	27	15	22
Death with a functioning grafta	24	18	20	22	25	23	15	23

Data are displayed as column % or mean±SD.

^aP<0.001 for comparison between groups.