Table 1

Characteristics of patients with Crohn’s disease and controls

Patients (n=151)Controls (n=149)
Data are expressed as mean (SEM) or number.
*In three patients these detailed data were missing in the medical records.
Sex (M/F)54/9754/95
Age (y)38 (1)38 (1)
Age of onset of Crohn’s disease (y)25 (1)
Location of disease*
    Ileum38 (26%)
    Colon31 (21%)
    Ileocolonic79 (53%)
Fistulising disease*79 (53%)
History of bowel resections*89 (60%)