Role of multidetector computed tomography in patients with acute infectious colitis

Table 4 Odds ratios of viral or bacterial acute colitis prevalence for each of the 11 computed tomography parameters

CT parameter	Viral				Bacterial
	OR	95%CI		P value	OR	95%CI		P value
Wall thickening1	0.07	0.03	0.17	0.000	13.60	5.80	31.88	0.000
Submucosal edema	0.03	0.01	0.07	0.000	36.08	13.54	96.13	0.000
Mucosal enhancement	0.04	0.02	0.11	0.000	22.55	9.28	54.81	0.000
Serosal involvement	0.07	0.02	0.30	0.000	14.50	3.33	63.23	0.000
Empty colon sign1	0.15	0.05	0.41	0.000	6.68	2.44	18.32	0.000
Small bowel involvement	0.69	0.32	1.50	0.353	1.44	0.67	3.13	0.353
Comb sign	0.19	0.02	1.50	0.115	5.25	0.67	41.32	0.115
Continuous distribution	0.04	0.02	0.11	0.000	24.09	9.38	61.90	0.000
Accordion sign	0.11	0.01	0.89	0.038	9.02	1.12	72.35	0.038
Mucosal thickening	0.02	0.00	0.10	0.000	46.41	10.38	207.51	0.000
Lymph node enlargement	0.23	0.06	0.82	0.023	4.39	1.22	15.72	0.023

¹Recategorized to binary values of normal vs non-normal.

Adjusted for age, season, sex, diabetes, cardiovascular diseases, and cancer history. CT: Computed tomography.