Table 1.

General characteristics of the Registry patients.

	UC	CD
n	299	336
Male : female (%)	44 : 56	59 : 41
Mean age	40.3 ± 15.6	30.9 ± 12.2
Mean age onset	31 ± 14.4	24.7 ± 11.7
Mean age dx	32.6 ± 14.4	26.8 ± 12.6
Family history IBD n (%)	58 (19.3%)	59 (17.5%)
Smoking at dx (%)	10%	13.7%

CD: Crohn's disease; UC: ulcerative colitis; IBD: inflammatory bowel disease.