Table 1.
Awareness of direct-to-consumer genetic testing by respondent characteristics.
| Respondent characteristic | Weighted1 population % aware of DTC genetic tests | |
|---|---|---|
| HINTS 2008 | HINTS 2011 | |
| n = 7,674 | n = 3,959 | |
| Total (χ2 = 32.64; P < 0.0001) | 29.3 | 36.9 |
| Gender | (χ2 = 1.9; P = .18) | (χ2 = 2.1; P = .15) |
| Male | 30.2 | 35.0 |
| Female | 28.3 | 39.1 |
| Age | (χ2 = 13.3; P < .0001) | (χ2 = 11.0; P < .0001) |
| 18–34 | 23.3 | 30.3 |
| 35–49 | 31.1 | 36.3 |
| 50–64 | 34.9 | 45.9 |
| 65–74 | 32.4 | 42.2 |
| 75+ | 24.1 | 30.3 |
| Annual income | (χ2 = 32.7; P < .0001) | (χ2 = 17.6; P < .0001) |
| <$35K | 25.7 | 29.0 |
| $35K to <$75K | 25.4 | 35.6 |
| $75K or more | 37.9 | 46.7 |
| Race/ethnicity | (χ2 = 6.4; P < .01) | (χ2 = 9.8; P < .0001) |
| Non-Hispanic white | 30.9 | 41.5 |
| Non-Hispanic black | 23.7 | 30.0 |
| Hispanic/Latino | 24.9 | 24.2 |
| Non-Hispanic other | 33.9 | 31.8 |
| Education | (χ2 = 48.5; P < .0001) | (χ2 = 21.5; P < .0001) |
| Less than high school | 22.9 | 21.0 |
| High school | 21.5 | 30.0 |
| Some college | 28.1 | 36.0 |
| College graduate | 42.9 | 48.2 |
| Health insurance | (χ2 = 9.7; P < .01) | (χ2 = 8.9; P < .005) |
| Yes | 30.5 | 40.6 |
| No | 24.2 | 32.8 |
| Regular provider | (χ2 = 14.3; P < .001) | (χ2 = 24.3; P < .0001) |
| Yes | 31.2 | 41.8 |
| No | 25.6 | 28.6 |
| Prior cancer diagnosis | (χ2 = 8.5; P < .01) | (χ2 = 23.6; P < .0001) |
| Yes | 34.0 | 47.4 |
| No | 29.0 | 35.9 |
| Family history of cancer | (χ2 = 5.0; P < .05) | (χ2 = 5.2; P < .05) |
| Yes | 31.0 | 40.5 |
| No | 26.4 | 34.6 |
| Internet use | (χ2 = 23.0; P < .0001) | (χ2 = 21.3; P < .0001) |
| Yes | 31.7 | 40.2 |
| No | 24.1 | 25.1 |
| Rural-urban designation | (χ2 = 6.2; P < .05) | (χ2 = 2.3; P = .13) |
| Urban | 30.2 | 37.6 |
| Rural | 25.0 | 33.5 |
1All data were weighted to be representative to the US population according to estimates from the American Community Survey.