Two-year delay in ulcerative colitis diagnosis is associated with anti-tumor necrosis factor alpha use

Table 6 Risk factors predictive of anti-tumor necrosis factor alpha use according to the univariate and multivariate analyses

	Univariate		Multivariate
	OR (95%CI)	P value	OR (95%CI)	P value
Mayo score (mild vs moderate + severe).	3.333 (1.550-7.169)	0.002	2.168 (0.956-4.916)	0.064
Disease extent (proctitis + left side vs extensive)	6.241 (3.388-11.496)	0.000	3.768 (1.860-7.632)	0.000
Diagnostic delay (< 24 mo vs ≥ 24 mo)	2.616 (1.138-6.014)	0.019	2.599 (1.006-4.916)	0.049

OR: Odd ratio; CI: Confidence interval.