Table 3. Risk factor analysis for low adherence to oral 5-ASA.

	All patients		Male		Female
Variable	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P
Young age < 40 years	1.76 (1.04–2.96)	.034	1.04 (0.51–2.12)	.915	3.71 (1.59–8.66)	.002
Alcohol consumption	1.66 (1.00–2.74)	.049	2.14 (1.08–4.23)	.029	1.25 (0.54–2.90)	.598
Current smoking	4.06 (1.08–15.18)	.038	5.07 (1.32–19.41)	.018	-1	-

OR: Odds ratio, CI: Confidential interval.

The multivariate model was created using all significant variables in univariate model in Table 1 and Table 2 as covariates.

¹ All female patients were non-smokers.