Table 3.
Weighted, fully adjusted multivariable logistic regression models predicting genetic testing awareness and usage by sociodemographic variables, OR (95% CI)
| Variable | Heard of genetic tests (n = 3285) | Had a genetic cancer test (n = 1878) |
|---|---|---|
| Sex | ||
| Male | ref | ref |
| Female | 1.19 (0.88, 1.61) | 1.42 (.51, 3.95) |
| Age | ||
| 18-34 | ref | ref |
| 35-49 | 0.60 (0.37, 0.97) | .42 (.14, 1.23) |
| 50-64 | 0.69 (0.42, 1.13) | .39 (.12, 1.29) |
| 65-74 | 0.64 (0.40, 1.03) | .30 (.07, 1.38) |
| 75+ | 0.42 (0.22, 0.77)** | .37 (.10, 1.43) |
| Income | ||
| Less than $20,000 | ref | ref |
| $20,000 to < 35,000 | 1.12 (0.74, 1.69) | .40 (.05, 2.96) |
| $35,000 to < 50,000 | 0.98 (0.55, 1.75) | .60 (.10, 3.49) |
| $50,000 to < 75,000 | 1.24 (0.79, 1.97) | .60 (.10, 3.49) |
| $75,000 or more | 1.72 (1.13, 2.60)* | .48 (.09, 2.49) |
| Education | ||
| Less than high school | ref | ref |
| High school graduate | 0.99 (0.52, 1.89) | .76 (.02, 39.34) |
| Vocational or technical | 0.95 (0.41, 2.21) | 1.15 (.02, 54.08) |
| Some college | 1.37 (0.66, 2.87) | .83 (.03, 25.57) |
| College graduate or more | 1.93 (0.97, 3.84) | 1.25 (.04, 38.67) |
| Race/Ethnicity | ||
| Non-Hispanic White | ref | ref |
| Non-Hispanic Black | 0.49 (0.31, 0.78)** | 1.42 (.15, 13.60) |
| Hispanic | 0.71 (0.44, 1.15) | .40 (.04, 3.73) |
| Non-Hispanic Asian | 0.31 (0.18, 0.55)*** | .80 (.12, 5.17) |
| Non-Hispanic Other | 1.06 (0.44, 2.53) | 1.92 (.47, 7.81) |
| Metropolitan area | ||
| Rural | 0.81 (0.52, 1.26) | 1.59 (.37, 6.79) |
| Urban | ref | ref |
| Personal cancer history | ||
| Yes | 1.10 (0.80, 1.52) | 2.69 (1.01, 7.21)* |
| No | Ref | ref |
| Family cancer history | ||
| Yes | 1.32 (0.90, 1.95) | 1.54 (.58, 4.04) |
| No | Ref | ref |
Note: Boldface indicates statistical significance
*
p < .05
**
p < .01
***
p < .001).