Table 4.
Multivariable conditional logistic regression model of factors associated with colorectal cancer status in a hospital-based matched case-control study, Kuwait
| Variable | Adjusted matched odds ratio | 95% confidence interval | p-value |
|---|---|---|---|
| Maximum BMIa ever attained | 0.001 | ||
| Normal | 1.00 | Ref | |
| Pre-obese | 1.01 | 0.36–2.85 | |
| Obese | 4.30 | 1.62–11.37 | |
| Fruits and vegetables intake | 0.001 | ||
| Daily | 1.00 | Ref | |
| Often | 1.72 | 0.84–3.53 | |
| Rarely (or never) | 20.80 | 4.35–99.46 | |
| Red meat intake (days/ week) | 0.001 | ||
| ≤ 1 | 1.00 | Ref | |
| 2–3 | 3.76 | 1.63–8.67 | |
| ≥ 4 | 9.35 | 2.47–35.35 | |
| Constipation history | 0.005 | ||
| Never | 1.00 | Ref | |
| Rarely | 0.79 | 0.34–1.84 | |
| Once a month | 1.33 | 0.49–3.67 | |
| Every/week | 5.60 | 1.91–16.48 | |
| Hypercholesterolemia history | 0.005 | ||
| No | 1.00 | Ref | |
| Yes | 0.34 | 0.16–0.72 | |
| Diabetes history | 0.016 | ||
| No | 1.00 | Ref | |
| Yes | 0.35 | 0.15–0.82 |
aBMI body mass index