Table 2.
Predictors of awarenessa of genetic testing among respondents from the general public and cancer patients
| Variables | Total (n = 2996) |
Cancer type | ||||
|---|---|---|---|---|---|---|
| Gastric (n = 300) |
Lung (n = 300) |
Colon (n = 300) |
Breast (n = 300) |
Gynecological (n = 300) |
||
|
n (%)/ AORb (95% CI) |
n (%)/ AOR (95% CI) |
n (%)/ AOR (95% CI) |
n (%)/ AOR (95% CI) |
n (%)/ AOR (95% CI) |
n (%)/ AOR (95% CI) |
|
| Awareness of genetic testing | 2729 (91.1) | 275 (91.7) | 270 (90.0) | 277 (92.3) | 283 (94.3) | 286 (95.3) |
| Type | ||||||
| General | Reference | Reference | Reference | Reference | Reference | Reference |
| Cancer | 2.1 (1.5–2.9) | 1.8 (1.1–3.0) | 1.7 (1.0–2.7) | 1.9 (1.1–3.2) | 2.0 (1.2–3.6) | 2.7 (1.5–4.9) |
| Sex | ||||||
| Female | Reference | Reference | Reference | Reference | Reference | Reference |
| Male | 0.8 (0.6–0.97) | 0.5 (0.2–1.4) | 1.4 (0.6–3.5) | 0.9 (0.4–2.3) | — | — |
| Age, yearsc | ||||||
| <56 | Reference | Reference | Reference | Reference | Reference | Reference |
| ≥56 | 0.8 (0.6–1.1) | 0.5 (0.2–1.7) | 0.1 (0.01–0.9) | 1.0 (0.4–2.8) | 1.0 (0.3–3.4) | 0.3 (0.1–1.0) |
| Education level | ||||||
| ≤High school graduate | Reference | Reference | Reference | Reference | Reference | Reference |
| College graduate | 1.3 (1.0–1.7) | 1.4 (0.5–4.4) | 1.8 (0.5–6.6) | 3.8 (0.8–17.4) | 1.3 (0.4–4.2) | 0.7 (0.2–2.8) |
| Graduate degree | 1.4 (0.5–4.0) | — | — | 0.7 (0.1–7.4) | 1.1 (0.1–10.9) | 0.5 (0.1–4.9) |
| Household monthly income | ||||||
| <$3000 | Reference | Reference | Reference | Reference | Reference | Reference |
| $3000–$4999 | 1.1 (0.8–1.5) | 1.6 (0.5–4.5) | 1.6 (0.5–4.7) | 0.7 (0.3–2.0) | 1.9 (0.6–5.9) | 1.0 (0.3–3.7) |
| ≥$5000 | 1.6 (1.0–2.4) | 3.5 (0.4–29.3) | 0.4 (0.1–1.4) | 1.5 (0.3–7.7) | 1.1 (0.1–10.9) | 1.4 (0.2–8.4) |
| Living area | ||||||
| Metro | Reference | Reference | Reference | Reference | Reference | Reference |
| Non-metro | 0.7 (0.5–0.9) | 0.5 (0.2–1.2) | 0.7 (0.3–1.6) | 1.6 (0.6–4.2) | 1.3 (0.4–3.7) | 1.2 (0.3–3.9) |
| Private health insurance | ||||||
| No | Reference | Reference | Reference | Reference | Reference | Reference |
| Yes | 1.3 (1.0–1.8) | 1.4 (0.5–3.7) | 2.0 (0.8–4.8) | 1.4 (0.5–3.7) | 1.3 (0.3–5.0) | 1.7 (0.5–5.9) |
| Health status | ||||||
| Excellent/good | Reference | Reference | Reference | Reference | Reference | Reference |
| Fair/poor | 0.7 (0.5–0.9) | 0.9 (0.4–2.0) | 1.1 (0.5–2.6) | 0.9 (0.4–2.0) | 0.3 (0.1–1.1) | 0.8 (0.2–3.0) |
| Days of physical activity per week | ||||||
| 0–2 days | Reference | Reference | Reference | Reference | Reference | Reference |
| 3–7 days | 1.2 (0.9–1.6) | 0.4 (0.2–1.1) | 1.5 (0.4–5.5) | 0.4 (0.2–1.1) | 0.4 (0.1–1.1) | 1.2 (0.2–5.9) |
Note: Boldface indicates statistical significant (p < 0.05)
aAwareness was recorded in instances where respondents had ever heard of “genetic testing”
bAOR, adjusted odds ratio; adjusted for sex, age, household income, and education level
cThe mean ages (years) of respondents by cancer type: gastric (60.0), lung (61.7), colon (58.4), breast (50.2), and gynecological (50.2)