Table 2.

Donor and recipient demographics for all observations (n = 31 587)

Demographics	LVC (n = 10 621)	MVC (n = 10 713)	HVC (n = 10 242)	P-value
Recipient female	31.17%	32.19%	32.07%	0.223
Donor female	40.17%	40.38%	40.87%	0.569
Recipient ethnicity				0.003
Caucasian	72.31%	74.60%	73.50%
African American	9.18%	8.38%	8.41%
Other ethnicities	18.51%	17.02%	18.09%
Donor ethnicity				<0.0001
Caucasian	69.03%	70.97%	68.28%
African American	14.62%	15.46%	15.51%
Other ethnicities	16.34%	13.57%	16.21%
Recipient age (≥18 years), Median	53 years	54 years	54 years	<0.05
Donor age, median	41 years	43 years	45 years	<0.05
≥40 years of age	51.29%	55.03%	58.37%	<0.0001
≥60 years of age	12.39%	16.85%	18.02%	<0.0001
Cold ischaemia time, median	7.0 h	7.0 h	7.0 h	NA
Recipient wait time, median	92 days	79 days	55 days	<0.05
Donor cause of death				<0.0001
Anoxia	13.15%	14.22%	15.35%
CVA	43.36%	3.71%	46.53%
Head trauma	41.14%	38.72%	35.79%
Other	2.35%	3.35%	2.31%
DCD	3.51%	4.45%	5.04%	<0.0001
Recipient MELD, Median (SD)	19.0 (9.10)	19.0 (8.84)	17.0 (8.65)	<0.05
DRI, Median (SD)	1.82 (0.41)	1.90 (0.48)	1.97 (0.49)	<0.05

HVC, high volume centres; MVC, middle volume centres; LVC, low volume centres; %, per cent; other ethnicities, Hispanics, Asians and ‘others’; CVA, cerebrovascular accident or stroke; DCD, donation after cardiac death; DRI, donor risk index; SD, standard deviation; MELD, model for end-stage liver disease; NA, not applicable.