Table 5.

Different studies for ulcerative colitis cases with initial corticosteroid treatment

	Current study	Chen et al[20]	Chow et al[21]	Faubion et al[25]	Tung et al[26]	Jeon et al[22]	Ho et al[17]
Area	Mainland China	Guangzhou	Hong Kong	Olmsted	Olmsted	Korea	UK
		(China)	(China)	(USA)	(USA)
Cases, n	101	81	95	63	14 (≤ 19 yr)	67.0	86
Date	2007-2011	2002-2010	1985-2007	1970-1993	1940-2001	1996-2010	1998-2003
Study type	Multi-center	Single-center	Single-center	Population-based	Population-based	Single-center	Single-center
Within 1 mo, %
Response	95	97.5	93.7	84	79	78.5	82
Non-response	5	2.5	6.3	16	21	19.7	25
Within 1 yr, %
Pronged response	41.6	67.1	46.3	49	57	46.3	55
CS dependence	49.5	32.9	47.4	22	14	42.6	17
Surgery	6.9	0	7.4	29	29	16.0	21

Part of the cases had previous use of corticosteroids. Different studies were conducted in different areas, dates and cohorts to evaluate corticosteroid response in ulcerative colitis according to the similar classification of corticosteroid response. CS: Corticosteroid.