Table 2. Factors of CRC by using multivariable logistic regression.
| Variables | Adjusted OR | 95% CI |
|---|---|---|
| Alcoholism | ||
| Without | 1 (Reference) | |
| With | 1.631 | (1.565–1.699) *** |
| Gender | ||
| Male | 1.019 | (0.997–1.042) |
| Female | 1 (Reference) | |
| Age group (years) | ||
| 18–44 | 1 (Reference) | |
| 45–64 | 1.038 | (0.993–1.086) |
| ≧65 | 1.242 | (1.187–1.300) *** |
| COPD | ||
| Without | 1 (Reference) | |
| With | 1.644 | (1.625–1.665) *** |
| DM | ||
| Without | 1 (Reference) | |
| With | 1.814 | (1.793–1.835) *** |
| CAD | ||
| Without | 1 (Reference) | |
| With | 1.666 | (1.647–1.685) *** |
| HTN | ||
| Without | 1 (Reference) | |
| With | 1.724 | (1.706–1.742) *** |
| Hypercholesterolemia | ||
| Without | 1 (Reference) | |
| With | 0.500 | (0.480–0.520) *** |
| Peptic ulcer | ||
| Without | 1 (Reference) | |
| With | 1.007 | (0.961–1.035) |
| IBD | ||
| Without | 1 (Reference) | |
| With | 1.479 | (1.247–1.755) *** |
| Colorectal polyp | ||
| Without | 1 (Reference) | |
| With | 2.195 | (1.987–2.432) *** |
OR = odds ratio, CI = confidence interval, Adjusted OR = Adjusted odds ratio: Adjusted for the variables listed in Table 1.
*P < .05, **P < .01,
***P < .001