Ulcerative colitis-associated colorectal cancer

Table 1 Risk of developing colorectal cancer in patients with ulcerative colitis

Ref.	Year	Years after UC						Country
		10	15	20	25	30	40
Gilat et al[14]	1988	0.2%	2.8%	5.5%		13.5%		Israel
Lennard-Jones et al[13]	1990		3%	5%				United Kingdom
Langholz et al[7]	1992				3.1%			Denmark
Eaden et al[9]	2001	1.6%		8.3%		18.4%		United Kingdom
Hata et al[22]	2003	0.5%		4.1%		6.1%		Japan
Winther et al[18]	2004	0.4%		1.1%		2.1%		Denmark
Lakatos et al[17]	2006	0.6%		5.4%		7.5%		Hungary
Rutter et al[107]	2006			2.5%		7.6%	10.8%	United Kingdom
Söderlund et al[20]	2009	1%		1.5%		2.7%		Sweden

UC: Ulcerative colitis.