Table 5. Demographic and clinical characteristics.
| Belgian CD Trios | Canadian CD Trios | Liege CD Cases1 | Belgian UC Trios | Canadian UC Trios | Liege UC Cases1 | Scottish UC Cases | Scottish Healthy Controls | |
| Total Number of individuals | 440 | 256 | 239 | 137 | 91 | 96 | 495 | 370 |
| Demographic | ||||||||
| Gender | ||||||||
| Male | 176 (40) | 114 (47.9) | 83 (34.7) | 64 (46.7) | 36 (45.6) | 62 (64.6) | 246 (51.7) | 137 (50.2) |
| Female | 264 (60) | 124 (52.1) | 156 (65.3) | 73 (53.3) | 43 (54.4) | 34 (35.4) | 230 (48.3) | 136 (49.8) |
| Clinical | ||||||||
| Age at diagnosis mean±s.d. (range) | 25.0±7.67 (10–50) | 20.64±9.93 (2–43) | 31.93±13.79 (3–75) | 28.82±9.41 (11–58) | 22.94±11.67 (3–54) | 40.23±15.07 (5–72) | 38.28±16.37 (9–81) | - |
| Smoking (%) | 190 (48.1) | - | 112 (49.3) | 17 (16.5) | - | 31 (32.6) | 231 (50.4) | - |
| Unavailable data | 45 | - | 12 | 34 | - | 1 | 37 | - |
| Surgery (%) | 213 (51.1) | - | 103 (43.1) | 24 (20.2) | - | 9 (9.4) | 87 (18.5) | - |
| Unavailable data | 23 | - | - | 18 | - | - | 25 | - |
| Type of CD (%) | ||||||||
| 1- Inflammatory (non-stricturing, non-penetrating) | 140 (51.9) | - | 124 (54.1) | - | - | - | - | - |
| 2- Stricturing | 51 (18.9) | - | 59 (25.8) | - | - | - | - | - |
| 3- Penetrating | 79 (29.3) | - | 46 (20.1) | - | - | - | - | - |
| 4- Unavailable data | 170 | - | 10 | - | - | - | - | - |
| Extent CD (%) | ||||||||
| 1- Terminal ileum | 90 (30.0) | - | 94 (39.3) | - | - | - | - | - |
| 2- Colon | 129 (43.0) | - | 86 (36.0) | - | - | - | - | - |
| 3- Ileocolon | 48 (16.0) | - | 47 (19.7) | - | - | - | - | - |
| 4- Upper GI | 33 (11.0) | - | 12 (5.0) | - | - | - | - | - |
| 5- Unavailable data | 140 | - | - | - | - | - | - | - |
| Extent UC (%) | ||||||||
| 1- Ulcerative proctitis | - | - | - | 28 (23.7) | - | 19 (20.7) | - | - |
| 2- Left sided UC (distal UC) | - | - | - | 39 (33.1) | - | 38 (41.3) | - | - |
| 3- Extensive UC (pancolitis) | - | - | - | 51 (43.2) | - | 35 (38.0) | - | - |
| 4- Unavailable data | - | - | - | 19 | - | 4 | - | - |
| Extra-intestinal manifestation (%) | 102 (38.9) | - | 57 (28.1) | 11 (21.2) | - | 14 (17.1) | 102 (28.6) | - |
| Unavailable data | 178 | - | 36 | 85 | - | 14 | 138 | - |
1
Phenotypic information is not available for healthy controls from Liège.