Table 1.

Estimates of the total number of U. S. women with lifetime breast cancer risk of ≥20%, by race/ethnicity and age group, using weighted data from the years 2000 and 2005 National Health Interview Survey Cancer Control Modules.

Age group, y	All women			White women			African American women			Hispanic women
	Total No. (NHIS sample size)	No. with risk ≥20% (NHIS sample size)	Percentage eligible for MRI (95% CI)	Total No. (NHIS sample size)	No. with risk ≥20% (NHIS sample size)	Percentage eligible for MRI (95% CI)	Total No. (NHIS sample size)	No. with risk ≥20% (NHIS sample size)	Percentage eligible for MRI (95% CI)	Total No. (NHIS sample size)	No. with risk ≥20% (NHIS sample size)	Percentage eligible for MRI (95% CI)
30–84	80,992,209 (27377)	880693 (245)	1.09 (0.95, 1.24)	60,163,798 (18036)	825011 (226)	1.37 (1.19, 1.57)	9,430,809 (4198)	7738 (5)	0.08 (0.02, 0.22)	8,179,990 (4236)	12369 (7)	0.15 (0.06, 0.32)
30–39	20,671,173 (7075)	209156 (60)	1.01 (0.76, 1.35)	13,931,970 (3986)	188449 (53)	1.35 (1.00, 1.84)	2,722,054 (1210)	5207 (3)	0.19 (0.03, 0.64)	2,978,974 (1584)	944 (1)	0.03 (0.00, 0.29)
40–49	21,783,294 (6790)	276955 (76)	1.27 (1.00, 1.62)	15,763,396 (4264)	247324 (67)	1.57 (1.21, 2.03)	2,756,900 (1152)	1437 (1)	0.05 (0.00, 0.42)	2,320,635 (1126)	7175 (4)	0.31 (0.07, 0.84)
50–59	16,651,303 (5386)	262445 (71)	1.58 (1.20, 2.06)	12,731,194 (3681)	257101 (68)	2.02 (1.54, 2.65)	1,915,417 (828)	1095 (1)	0.06 (0.00, 0.56)	1,407,714 (703)	4250 (2)	0.30 (0.03, 1.14)
60–69	10,823,873 (3757)	119787 (34)	1.11 (0.77, 1.53)	8,587,960 (2707)	119787 (34)	1.39 (0.98, 1.93)	1,040,974 (510)	0 (0)	0.00 NA§	839,913 (440)	0 (0)	0.00 NA
70–84	11,062,566 (4369)	12351 (4)	0.11 (0.03, 0.30)	9,149,279 (3398)	12351 (4)	0.14 (0.03, 0.37)	995,465 (498)	0 (0)	0.00 NA	632,755 (383)	0 (0)	0.00 NA

^§Not available