Table 2.
Median travel times to breast imaging modalities in for the U.S. population of women aged 30 years and older, by socio-demographic categories.
| Median Travel Time in minutes; (Interquartile Range) | ||||
|---|---|---|---|---|
|
|
||||
| N (%) Total Female Population ages 30+ |
Mammography | Ultrasound | MRI | |
| Total Population | 92,788,909 | 6 (4-13) | 6 (4-13) | 10 (5-26) |
| Race/Ethnicity1 | ||||
| White | 68,867,272 (74%) | 8 (4-15) | 8 (4-15) | 12 (6-27) |
| Black | 11,657,643 (13%) | 6 (3-9) | 6 (3-9) | 8 (5-16) |
| Pacific | 109,922 (0.12%) | 6 (4-10) | 6 (4-10) | 9 (6-15) |
| Asian | 4,186,628 (4.5%) | 5 (3-8) | 5 (3-8) | 7 (4-12) |
| Native American | 731,039 (0.79%) | 10 (5-27) | 11 (5-29) | 24 (8-72) |
| Other | 5,558,618 (6.0%) | 5 (3-8) | 5 (3-8) | 7 (5-13) |
| Hispanic | 14,619,804 (16%) | 5 (3-9) | 5 (3-9) | 8 (5-14) |
| Rurality2 | ||||
| Urban Core | 64,012,576 | 5 (3-8) | 5 (3-8) | 7 (4-11) |
| Suburban Areas | 10,859,046 | 19 (13-26) | 19 (13-26) | 26 (19-37) |
| Large Town Areas | 8,966,731 | 8 (4-18) | 9 (4-18) | 37 (18-55) |
| Small Town and Isolated Rural Areas | 8,921,069 | 21 (10-33) | 23 (12-36) | 56 (39-80) |
| Education | ||||
| Less than High School | 14,849,627 | 6 (3-12) | 6 (3-13) | 10 (5-27) |
| High School | 29,860,888 | 7 (4-15) | 7 (4-15) | 12 (6-29) |
| Some College | 30,198,034 | 7 (4-13) | 7 (4-14) | 11 (6-25) |
| College | 18,025,960 | 7 (4-12) | 7 (4-12) | 10 (5-18) |
| Graduate/Professional | 10,085,461 | 6 (3-13) | 6 (4-11) | 9 (5-17) |
| Median Household Income3 | ||||
| 4th Quartile | 27,477,264 | 7 (4-11) | 7 (4-12) | 9 (5-16) |
| 3rd Quartile | 24,795,180 | 7 (4-15) | 7 (4-15) | 11 (6-26) |
| 2nd Quartile | 22,247,772 | 7 (4-16) | 7 (4-17) | 13 (6-39) |
| 1st Quartile | 18,268,692 | 5 (3-10) | 5 (3-10) | 9 (5-36) |
1
Race and ethnicity are not mutually exclusive counts.
2
419 (0.2%) of census tracts were coded at the county level. 92 census tracts, representing 29,489 women age 30 and over were missing RUCA codes.
3
Median household income for quartiles: 4th quartile: $35,572 or less; 3rd quartile: >$35,5572-$49,500; 2nd quartile: >$49,500-$69,143; 1st quartile: >$69,143