Table 1.

The mean (±SD) age at diagnosis in each group

Year	Ulcerative colitis	Crohn’s disease
≤2001	33.16 ± 13.33	33.28 ± 12.65
2002-2003	33.19 ± 12.64	30.2 ± 13.37
2004-2005	32.63 ± 13.56	35.50 ± 13.50
2006-2007	34.27 ± 15.86	30.53 ± 12.36
2008-2009	33.41 ± 13.54	31.75 ± 14.27
2010-2011	35.17 ± 13.44	33.28 ± 12.50
2012-2013	33.87 ± 13.35	32.98 ± 15.66