Table 4.

Efficacy of IFX therapy on fistula of CD patients.

Variable	n	Remission group (failed/total)	Response group (failed/total)	Failure group (failed/total)
Perianal	28	3/15	1/5	7/8
Enterocutaneous	3	0/2	0/1	0/0
Enterovaginal	3	0/1	1/1	1/1
Intestinala	12	0/1	2/2	8/9
Totalb	46	3/19	4/9	16/18

^aTwo patients with intestinal fistula also had a perianal fistula.

^b P < 0.01 by chi-square test.