Table 4. Association between betel nut chewing and the presence of colorectal polyps categorized by the tertiles of PBF.
| Models | PBF Group |
Model a 1 OR (95% CI) |
P Value |
bR2 | Model a 2 OR (95% CI) |
P Value |
bR2 | Model a 3 OR (95% CI) |
P Value |
bR2 |
|---|---|---|---|---|---|---|---|---|---|---|
| Variables | Colorectal polyps | |||||||||
| Betel nut chewing | Tertile 1 | 2.21 (1.43–3.42) | <0.01 | 0.09 | 2.21 (1.42–3.43) | <0.01 | 0.11 | 1.58 (1.00–2.49) | <0.05 | 0.13 |
| Tertile 2 | 1.29 (0.83–1.99) | 0.26 | 0.10 | 1.25 (0.80–1.94) | 0.33 | 0.12 | 0.95 (0.60–1.50) | 0.83 | 0.13 | |
| Tertile 3 | 2.56 (1.55–4.21) | <0.01 | 0.10 | 2.51 (1.52–4.14) | <0.01 | 0.10 | 2.07 (1.23–3.47) | <0.01 | 0.11 | |
a Adjusted covariates:
Model 1 = age + gender
Model 2 = Model 1 + proteinuria, LDL-C, UA, Cr AST, hsCRP
Model 3 = Model 2 + history of smoking, drinking
b Nagelkerke R squared.