Table 3.
Multivariable logistic regression analysis for awareness of genetic testing
| Variables | Any genetic testing | Ancestry testing | Personal trait | Specific disease | Prenatal | Other |
|---|---|---|---|---|---|---|
| adjusted OR (CI) | adjusted OR (CI) | adjusted OR (CI) | adjusted OR (CI) | adjusted OR (CI) | adjusted OR (CI) | |
| Gender | ||||||
| Male | Reference | Reference | Reference | Reference | Reference | Reference |
| Female | 1.52 (1.29–1.79) | 0.76 (0.66–0.89) | 1.01 (0.87–1.16) | 0.70 (0.61–0.79) | 0.62 (0.54–0.71) | 0.81 (0.37–1.73) |
| Age | ||||||
| 18–34 years | Reference | Reference | Reference | Reference | Reference | Reference |
| 35–49 years | 0.60 (0.45–0.81) | 1.75 (1.35–2.27) | 1.16 (0.94–1.44) | 1.11 (0.90–1.38) | 1.57 (1.27–1.94) | 0.99 (0.32–3.02) |
| 50–64 years | 0.63 (0.47–0.85) | 1.67 (1.29–2.16) | 1.61 (1.30–2.01) | 1.25 (1.02–1.55) | 2.69 (2.17–3.32) | 1.31 (0.41–4.18) |
| 65–74 years | 0.55 (0.40–0.77) | 1.95 (1.45–2.62) | 1.96 (1.51–2.54) | 1.57 (1.23–2.00) | 3.94 (3.07–5.07) | 1.87 (0.42–8.28) |
| Above 75 years | 0.20 (0.14–0.29) | 5.09 (3.65–7.10) | 3.11 (2.23–4.33) | 2.97 (2.23–3.96) | 7.10 (5.17–9.73) | 1.04 (0.21–5.16) |
| Marital status | ||||||
| Single | Reference | Reference | Reference | Reference | Reference | Reference |
| Married | 0.85 (0.68–1.06) | 1.28 (1.05–1.56) | 1.30 (1.09–1.55) | 1.26 (1.07–1.49) | 0.85 (0.72–1.01) | 1.44 (0.57–3.63) |
| Not married anymore | 0.93 (0.73–1.18) | 0.96 (0.77–1.20) | 1.16 (0.94–1.44) | 1.17 (0.96–1.41) | 0.91 (0.75–1.12) | 1.33 (0.43–4.10) |
| Employment status | ||||||
| Unemployment | Reference | Reference | Reference | Reference | Reference | Reference |
| Employment | 0.84 (0.68–1.03) | 1.19 (0.99–1.44) | 1.11 (0.93–1.32) | 1.05 (0.90–1.23) | 1.12 (0.95–1.31) | 0.97 (0.36–2.57) |
| Education status | ||||||
| <School and graduate school | Reference | Reference | Reference | Reference | Reference | Reference |
| Some college | 0.63 (0.50–0.80) | 1.65 (1.32–2.05) | 2.64 (2.05–3.40) | 1.87 (1.53–2.28) | 2.73 (2.19–3.41) | 2.11 (0.55–8.10) |
| Bachelors | 1.06 (0.85–1.32) | 0.88 (0.72–1.07) | 1.49 (1.24–1.80) | 1.30 (1.09–1.54) | 1.76 (1.47–2.09) | 1.74 (0.62–4.87) |
| Postbaccalaureate | 1.32 (1.04–1.68) | 0.76 (0.62–0.94) | 1.05 (0.89–1.25) | 1.02 (0.86–1.21) | 1.26 (1.07–1.49) | 1.21 (0.51–2.91) |
| Race | ||||||
| Non-Hispanic white | Reference | Reference | Reference | Reference | Reference | Reference |
| Non-Hispanic African American | 0.48 (0.38–0.60) | 2.66 (2.17–3.25) | 1.92 (1.55–2.39) | 1.79 (1.49–2.13) | 2.09 (1.72–2.54) | 2.14 (0.61–7.45) |
| Hispanic | 0.36 (0.29–0.44) | 3.13 (2.58–3.81) | 1.92 (1.57–2.36) | 2.32 (1.95–2.76) | 2.04 (1.70–2.46) | 7.53 (0.99–57.31 |
| Non-Hispanic Asian and other | 0.36 (0.27–0.47) | 3.60 (2.81–4.61) | 2.10 (1.62–2.73) | 2.37 (1.89–2.96) | 2.25 (1.78–2.86) | 1.34 (0.39–4.58) |
| Annual income | ||||||
| Less than 20,000 | Reference | Reference | Reference | Reference | Reference | Reference |
| 20,000 to <35,000 | 1.76 (1.35–2.29) | 0.54 (0.42–0.69) | 0.72 (0.53–0.97) | 0.68 (0.54–0.87) | 0.59 (0.45–0.78) | 2.57 (0.50–13.1) |
| 35,000 to <50,000 | 1.90 (1.45–2.48) | 0.49 (0.38–0.63) | 0.62 (0.46–0.83) | 0.56 (0.44–0.71) | 0.46 (0.35–0.61) | 3.03 (0.58–15.8) |
| 50,000 to <75,000 | 2.66 (2.03–3.50) | 0.37 (0.28–0.47) | 0.59 (0.44–0.78) | 0.51 (0.40–0.64) | 0.48 (0.37–0.62) | 3.18 (0.72–14.0) |
| Above 75,000 | 4.04 (3.09–5.27) | 0.24 (0.19–0.31) | 0.45 (0.34–0.59) | 0.40 (0.32–0.50) | 0.34 (0.26–0.43) | 1.50 (0.47–4.81) |
Bold: significant findings. Outcome variables adjusted with demographic variable.
OR, odds ratio; CI, confidence interval.