Table 2

Extent of disease for parent-child pairs in families affected with Crohn’s disease or ulcerative colitis only

Parent has
greater extent
Child has
greater extent
Same extent for both parent and child
Crohn’s disease families (n=46)15  (32.5%)14  (30.5%)17  (37%)
Ulcerative colitis families (n=40)9 (22.5%)15 (37.5%)16 (40%)