Table 1.

 Patient data at study entry (n = 41)

Sex (M/F)	18/23
Age (y)	35.9 (1.8)*
Duration of symptoms (months)	72.2(12.3)*
CDAI	255.0 (20.4)*
CDEIS	6.9 (1.1)*
Previous surgery	15

*Data are mean (SEM).

CDAI, Crohn’s disease activity index; CDEIS, Crohn’s disease endoscopic index of severity (according to Mary and Modigliani¹³).