The Coexistence of Colorectal Polyps in the Right Colon Increases the Malignant Risk of Laterally Spreading Tumors

Table 2

Best-fitting binary logistic regression model for factors associated with the coexistence of LSTs and polyps.

		Case (%)	value	OR	OR (95% CI)
					Lower	Upper
Pathomorphism (tubulovillous)	17	12 (70.6%)	0.024	36.345	1.596	827.795
History of polyps (yes)	74	62 (83.8%)	<0.0001	13.245	4.962	35.359
Age (50–75 years)	169	99 (58.6%)	0.036	7.074	1.138	43.981
Tumor diameter (3–4 cm)	45	32 (71.1%)	0.003	5.768	1.808	18.398
Gender (male)	114	76 (66.7%)	0.047	2.138	1.009	4.530
Morphological type (NG-FE)	56	36 (64.3%)	0.047	0.283	0.081	0.985
Location (hepatic flexure)	16	8 (50.0%)	0.049	0.189	0.036	0.993
Histological type (low grade)	157	90 (57.3%)	0.040	0.103	0.012	0.901