Table 3.

Risk factors associated with the presence of colorectal polyps.

Variables	β	SE	Wald χ2	P	OR (95% CI)
Age (years)	0.037	0.007	29.148	<0.001	1.038 (1.024–1.052)
Waist circumference (cm)	0.020	0.008	6.651	0.010	1.020 (1.005–1.035)
Total cholesterol (mmol/L)	0.142	0.067	4.435	0.035	1.152 (1.010–1.314)
HDL cholesterol (mmol/L)	-0.476	0.204	5.445	0.020	0.622 (0.417–0.927)
Carcinoembryonic antigen (μg/L)	0.094	0.033	7.947	0.005	1.099 (1.029–1.173)
Hemoglobin (g/L)	0.017	0.004	14.343	<0.001	1.017 (1.008–1.026)

β: partial regression coefficient; SE: standard error of the partial regression coefficient; OR: odds ratio; CI: confidence interval; HDL: high-density lipoprotein.