Development and validation of a nomogram for preoperative prediction of tumor deposits in colorectal cancer

Table 2 The multivariate logistic regression results

Variables	Odds ratio	95%CI	P value
Sex
Male	1
Female	2.404	1.249-4.626	0.009
Preoperative obstruction
No	1
Yes	3.119	1.427-6.818	0.004
Diabetes
No	1
Yes	1.485	0.602-3.663	0.391
Tumor position
Right	1
Left	2.511	1.088-5.795	0.031
Tumor size (cm)
≤ 3	1
> 3	2.631	0.867-7.977	0.088
CEA
≤ 5	1
> 5	1.889	0.983-3.632	0.056
N stage
N0	1
N1-N2	29.658	7.051-124.744	< 0.001
Differentiation
Poor	1
Well/moderate	0.476	0.179-1.260	0.135

CEA: Carcinoembryonic antigen; CI: Confidence interval.