Table 3.
Multivariate analysis predicting CRC knowledge
| Variables | Have you ever heard about CRC | Do you think having a family member diagnosed with CRC increases the risk of another family member developing the disease? | Have you ever heard of any screening test that is used in detecting colon cancer? | Heard about colposcopy as a screening test? | Heard about fecal testing as a screening test? | Age as a risk factor for CRC? | Genetic mutations as a risk factor for CRC? | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OR (95%CI) | P | OR (95%CI) | P | OR (95%CI) | P | OR (95%CI) | P | OR (95%CI) | P | OR (95%CI) | P | OR (95%CI) | P | |
| Age | - | - | 1.16 (0.99-1.37) | 0.072 | - | - | - | - | - | - | - | - | 0.85 (0.68-1.05) | 0.33 |
| Nationality | - | - | - | - | 0.66 (0.38-1.15) | 0.143 | - | - | 1.62 (0.83-3.17) | 0.158 | - | - | 0.40 (0.18-0.88) | 0.022 |
| Gender | 1.73 (1.09-2.77) | 0.021 | - | - | - | - | 1.62 (1.02-2.57) | 0.038 | - | - | - | - | - | - |
| Education level | 1.51 (1.05-2.18) | 0.025 | - | - | 1.69 (1.26-2.27) | 0.001 | 2.12 (1.50-2.98) | 0.000 | 1.46 (1.02-2.09) | 0.038 | - | - | - | - |
| Income | 1.35 (1.13-1.60) | 0.001 | 0.90 (0.78-1.04) | 0.170 | - | - | - | - | 1.18 (0.97-1.44) | 0.101 | 1.22 (1.05-1.41) | 0.008 | - | - |
| Health provider | 0.81 (0.66-1.00) | 0.056 | - | - | 0.84 (0.68-1.02) | 0.085 | - | - | - | - | - | - | - | - |
| Region of residence | - | - | 0.85 (0.66-1.09) | 0.199 | 0.72 (0.54-0.95) | 0.022 | 0.81 (0.61-1.08) | 0.155 | - | - | - | - | - | - |
| Have you or a relative ever been diagnosed with CRC? | 1.93 (0.99-3.74) | 0.053 | - | - | 1.67 (0.99-2.81) | 0.054 | 2.37 (1.32-4.25) | 0.004 | - | - | - | - | - | - |