Table 2.

Donor baseline characteristics stratified by brain death duration

	Time from brain death to cross clamp
Variable	< 22 hours	22–42 hours	> 42 hours	p-value
	(n=2,112)	(n=12,621)	(n=8,227)
Male gender	73.9% (1,560)	71.0% (8,958)	70.2% (5,777)	0.004
Donor age (median, IQR)	29 (19)	30 (19)	30 (19)	< 0.001
Donor BMI (median, IQR)	26.3 (6.7)	26.3 (7.1)	26.2 (7.0)	0.943
Donor ethnicity				< 0.001
White	76.9% (1,625)	68.9% (8,691)	56.2% (4,627)
Black	11.2% (236)	15.7% (1,983)	17.8% (1,462)
Hispanic	9.9% (21p)	12.9% (1,633)	22.0% (1,814)
Other	1.9% (41)	2.5% (314)	3.9% (324)
Donor history
Cigarette use	15.9% (336)	14.6% (1,845)	11.2% (923)	< 0.001
Cocaine use	16.1% (339)	16.4% (2,071)	18.5% (1,518)	< 0.001
Alcohol abuse	14.0% (295)	15.6% (1,970)	16.6% (1,367)	0.008
Diabetes	2.6% (55)	3.4% (435)	3.4% (277)	0.135
Hypertension	12.0% (254)	14.8% (1,862)	15.7% (1,291)	< 0.001
Cancer	1.5% (32)	1.5% (192)	1.4% (118)	0.875
Donor creatinine (median, IQR)	1.0 (0.6)	1.0 (0.6)	1.0 (0.7)	< 0.001
Donor bilirubin (median, IQR)	0.8 (0.9)	0.7 (0.7)	0.7 (0.7)	< 0.001
Donor sodium (median, IQR)	147 (11)	148 (12)	148 (11)	< 0.001
Donor ejection fraction (%, median, IQR)	60 (10)	60 (10)	60 (8)	< 0.001
Prerecovery steroids	80.2% (1,693)	76.4% (9,646)	70.2% (5,774)	< 0.001
Prerecovery T4	71.7% (1,515)	74.0% (9,342)	67.3% (5,537)	< 0.001
Donor cause of death				< 0.001
Anoxia	20.7% (437)	22.1% (2,787)	26.9% (2,216)
Cerebrovascular/stroke	19.6% (415)	20.5% (2,588)	19.7% (1,623)
Head trauma	57.0% (1,203)	54.6% (6,891)	50.3% (4,141)
CNS tumor	0.6% (13)	0.6% (80)	0.6% (50)
Other	2.1% (44)	2.2% (275)	2.4% (197)
ABO blood type				0.059
A	38.7% (818)	36.0% (4,549)	35.5% (2,922)
B	10.4% (220)	11.1% (1,407)	10.9% (899)
AB	2.2% (46)	2.4% (308)	2.1% (169)
O	48.7% (1,028)	50.4% (6,357)	51.5% (4,237)
Graft ischemic time (median hours, IQR)	3.0 (1.4)	3.2 (1.4)	3.2 (1.4)	< 0.001

IQR, interquartile range; CNS, central nervous system