Table 1.

Donor demographics, post–G-CSF peripheral blood CD34⁺ cell counts and CD34⁺ apheresis yields

Characteristic	All	White	Black	Hispanic	Asian/Pacific	P*
N	639	412	75	116	36
Male, %	51	51	52	50	52	NS
Age, y	40 ± 13	43 ± 13	38 ± 10	35 ± 12	36 ± 12	<.001
Weight, kg	79 ± 18	80 ± 19	82 ± 16	75 ± 17	68 ± 16	<.001
Height, cm	170 ± 10	172 ± 10	172 ± 10	166 ± 10	166 ± 11	<.001
BMI, kg/m2	27 ± 5	27 ± 5	28 ± 5	27 ± 5	25 ± 5	<.001
Peripheral blood CD34+ cell count, per μL	86 ± 52	79 ± 49	104 ± 58	94 ± 49	101 ± 74	<.001
CD34+ yield, × 106 cells/L processed	32 ± 20	31 ± 21	40 ± 27	33 ± 20	36 ± 25	<.001

NS, not significant.

^*For ANOVA comparison among all groups.