Table 1 Baseline patients’ characteristics
| Number of Patients | 82 |
| CD | 49 (59.8%) |
| UC | 33 (40.2%) |
| Sex | 42 M, 40 F |
| CD | 30 M (61.2%) |
| UC | 21 F (63.6%) |
| Age | |
| At diagnosis | 11.8±3.5 years |
| At transition | 20.1±2.7 years |
| Localization CD | |
| Ileal- n (%) | 9 (18%) |
| Colic- n(%) | 6 (12%) |
| Ileo-colic- n(%) | 30 (61%) |
| Upper GI- n (%) |
4 (8%) exclusive 8 (16%) in addition |
| Perianal Disease | 15 (30.6%) |
| Phenotype Pattern CD | |
| Inflammatory (B1) | 17 (34.7%) |
| Stricturing (B2) | 24 (49%) |
| Penetrating (B3) | 8 (16.3%) |
| Growth Failure | 21 (42.9%) |
| Localization UC | |
| Ulcerative Proctitis (E1) | 1 (3%) |
| Distal colitis (E2) | 6 (18.2%) |
| Pancolitis (E3) | 26 (78.8%) |