Table 5.

Percentage (95 % bootstrapping confidence interval) of the sample with a proportion of European ancestry reports itself as white: ROOM and Add Health Wave I genetic sample

	ROOM			Add Health Wave-I				Add Health Wave-I
Sample ->	Non-Hispanic Black, White, and Black-White by Self-report			Non-Hispanic Black, White, and Black-White by Self-report				Hispanic by Self-report
Proportion of European Ancestry	Single Race (self-report)	Multiracial (self-report)	N	Single Race (self-report)	Single Race (interviewer)	Multiracial (self-report)	N	Single Race (self-report)	Multiracial (self-report)	N
1	2	3	4	5	6	7	8	9	10	11
0–.02	0.00 (0,0)	0.65 (0.64,2.5)	154	0.84 (0.4,3.3)	0.84 (0.4,3.3)	0.84 (0.4,3.3)	239	0	0	3
.02–.1	0.00 (0,0)	0.00 (0,0)	65	0.00 (0,0)	0.00 (0,0)	0.00 (0,0)	83	0	0	0
.1–.2	0.00 (0,0)	0.00 (0,0)	47	0.00 (0,0)	0.00 (0,0)	0.00 (0,0)	36	0	0	1
.2–.3	0.00 (0,0)	0.00 (0,0)	33	0.00 (0,0)	0.00 (0,0)	0.00 (0,0)	25	0	0	7
.3–.4	0.00 (0,0)	0.00 (0,0)	12	0.00 (0,0)	0.00 (0,0)	0.00 (0,0)	6	18.75 (6.3,37.5)	18.75 (6.3,37.5)	16
.4–.5	5.26 (5.26,21.0)	0.00 (0,0)	19	14.29 (14.3,42.9)	14.29 (14.3,42.9)	0.00 (0,0)	7	45.71 (28.6,62.9)	45.71 (6.25,37.5)	35
.5–.6	0.00 (0,0)	0.00 (0,0)	5	25 (12.5,62.5)	12.5 (12.5,37.5)	12.5 (12.5,37.5)	8	29.79 (17.0,42.6)	29.79 (17.0,42.6)	47
.6–.7	0.00 (0,0)	0.00 (0,0)	2	55.56 (22.2,88.9)	55.56 (22.2,88.9)	33.33 (11.1,66.7)	9	25 (15.0,35.8)	25 (15.0,35.8)	68
.7–.8	100.00 (100,100)	100.00 (100,100)	2	100 (100,100)	100 (100,100)	100 (100,100)	10	46.55 (29.3,53.4)	41.38 (34.5,58.6)	58
.8–.9	96.97 (90.9,100)	78.79 (63.6,90.9)	33	100 (100,100)	97.87 (93.6,100)	87.23 (76.6,95.7)	47	55 (35,65)	50 (40,70)	40
.9–1	100.0 (100,100)	97.52 (96.6,98.3)	1288	100 (99.5,100)	99.69 (99.1,99.8)	97.65 (96.6,98.3)	1,277	83.13 (60.4,84.9)	73.58 (69.8,90.6)	53
Total			1660				1,747			328

Note: The point estimates are boldfaced to highlight general patterns across the proportion of African ancestry.