Table 1.

Likelihood of Identifying HLA-Matched Adult Donors and Cord-Blood Units.

U.S. Racial and Ethnic Group	Likelihood of Identifying an Adult Donor*		Likelihood of Identifying a Cord-Blood Unit for Patients ≥20 Yr of Age†			Likelihood of Identifying a Cord-Blood Unit for Patients <20 Yr of Age†
	8/8 HLA Match	≥7/8 HLA Match	6/6 HLA Match	≥5/6 HLA Match	≥4/6 HLA Match	6/6 HLA Match	≥5/6 HLA Match	≥4/6 HLA Match
	percent
White European	75	97	17	66	96	38	87	99
Middle Eastern or North African	46	90	6	46	91	18	75	98
African American	19	76	2	24	81	6	58	95
African	18	71	1	23	81	5	56	95
Black South or Central American	16	66	2	27	82	7	58	96
Black Caribbean	19	74	1	24	81	6	58	95
Chinese	41	88	6	44	91	19	77	98
Korean	40	87	5	39	89	17	73	98
South Asian	33	84	4	41	90	14	73	98
Japanese	37	87	4	37	88	16	72	97
Filipino	40	83	5	42	89	19	76	98
Southeast Asian	27	76	3	37	89	12	70	98
Vietnamese	42	84	6	44	89	20	76	98
Hawaiian or Pacific Islander	27	72	3	32	84	10	64	96
Mexican	37	87	6	45	91	19	75	98
Hispanic South or Central American	34	80	5	43	90	17	73	98
Hispanic Caribbean	40	83	5	40	89	17	71	98
Native North American	52	91	10	54	93	25	80	99
Native South or Central American	49	87	11	53	93	26	79	98
Native Caribbean	32	77	4	35	86	14	66	97
Native Alaskan	36	83	7	47	91	18	75	98

^*Data are the probabilities of identifying an adult donor who is available.

^†Data are the probabilities of identifying a unit with an adequate cell dose.