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. 2019 Mar 7;21(3):e12441. doi: 10.2196/12441

Table 2.

Sociodemographics and breast cancer or risk history of readers, intervention group (n=445) and comparison group (n=353).

Characteristics Intervention group Comparison group
Age (years), mean (SD); range 39.33 (10.82)a; 19-83 37.74 (10.18); 19-81
Average income (US $) by reported zip code 65,709 67,435
Race or ethnicity, n (%)

White 389 (87.4) 304 (86.1)

African American or black 24 (5.4) 18 (5.1)

Asian 13 (2.9) 5 (1.4)

Hispanic 28 (6.3) 27 (7.6)

Native American or Alaska native 5 (1.1) 4 (1.1)

Other 11 (2.5) 3 (0.8)
Education level, n (%)

Less than high school 5 (1.1) 2 (0.5)

High school graduate 37 (8.3) 26 (7.4)

Some college 86 (19.3) 69 (19.5)

2-year college degree 65 (14.6) 32 (9.1)

4-year college degree 152 (34.2) 145 (41.1)

Graduate degree 100 (22.4) 79 (22.4)
Breast cancer or risk history, n (%)

Diagnosed with breast cancer 16 (3.5) 10 (2.8)

Breast cancer 1 or 2 mutation positive 7 (1.5) 7 (1.9)

Family history of breast cancer 119 (26.7) 150 (42.4)

Diagnosed first-degree relative 72 (16.2) 59 (16.7)

aSignificant difference for age between intervention and comparison groups, t794=2.110; P=.03.