Table 1

Familial link and diagnosis in the relatives of the 152 patients with familial Crohn’s disease

Ulcerative colitis Crohn’s disease
Mother/father226
Aunt/uncle46
Sister/brother865
Cousin324
Daughter/son19
Niece/nephew04
  • When the patient had several affected relatives, the table indicates only the closest one. When the patient had both one affected parent and one affected sibling, the table indicates only the sibling.