Table 1. Absolute Number of IBD Cases in Various Regions of the World (Calculated for 2010).

Country	Year	Population at the time of prevalence study	UC prevalencea	UC incidencea	UC disease burden in 2010	CD prevalencea	CD incidencea	CD disease burden in 2010	IBD disease burden in 2010
South Korea	2005	47,278,951	30.873	3.083	21,875.97	11.243	1.343	8,481.80	30,357.77
Japan	2005	127,768,000	63.604	1.959	93,717.83	21.204	1.2011	34,752.90	128,471.90
Sweden	2010	9,415,570	3505	N/A	32,835.00	1905	N/A	18,299.00	51,143.90
USA	2010	308,745,538	286.36	N/A	883,938.48	246.76	N/A	761,675.24	1,645,621.62
India	1999	1,016,118,000	44.37	6.027	1,123,013.61	-	-	280,753.00	1,403,766.61
China	2006	1,311,400,000	26.58	2.058	455,055.80	2.710	1.0912	92,584.84	547,641.73

^aNumber of patients per 100,000 people.

N/A, as the prevalence study is from 2010, incidence data are not needed to estimate disease burden.