Table 1. Baseline IBD Patient Characteristics.
| Number of IBD patients (%) (Total N=86) | |
|---|---|
| Age in years | |
| Median (IQR) | 37 (26.8-52.5) |
| Sex | |
| Male | 41 (48%) |
| Female | 45 (52%) |
| Age at Diagnosis in years | |
| Median (IQR) | 25 (16.8-40.3) |
| Family history of IBD | 33 (38%) |
| Smoking | |
| Never | 60 (69.8%) |
| Prior smoker | 20 (23.2%) |
| Current smoker | 6 (7.0%) |
| Diagnosis | |
| Ulcerative colitis | 41 (48%) |
| Crohn’s disease | 45 (52%) |
| UC anatomic involvement at diagnosis (% UC) | |
| Proctitis | 11 (27%) |
| Left sided colitis | 12 (29%) |
| Extensive colitis | 18 (44%) |
| UC current anatomic involvement (% UC) | |
| Proctitis | 5 (12%) |
| Left sided colitis | 14 (34%) |
| Extensive colitis | 22 (54%) |
| CD location at diagnosis (% CD) | |
| Ileal | 10 (22%) |
| Colonic | 27 (60%) |
| Ileocolonic | 6 (13%) |
| Isolated upper gastrointestinal | 1 (2%) |
| CD location (% CD) | |
| Ileal | 14 (31%) |
| Colonic | 15 (33%) |
| Ileocolonic | 15 (33%) |
| Isolated upper gastrointestinal | 1 (2%) |
| CD Behavior (% CD) | |
| Inflammatory | 27 (60%) |
| Stricturing | 12 (27%) |
| Penetrating | 6 (13%) |
| Perianal Disease (% CD) | 10 (22%) |
| Prior Gastrointestinal Surgeries (% total) | |
| Colectomy | 11 (13%) |
| Ileocolonic resection | 7 (8%) |
| Small bowel resection | 5 (6%) |
| Partial colonic resection | 3 (3%) |
| Current medication use | |
| steroid | 21 (24%) |
| immune modulator | 26 (30%) |
| 5-aminosalicylate acid | 20 (23%) |
| Current biologic use | |
| Tumor necrosis factor antagonist | 38 (44%) |
| Integrin antagonist | 3 (3%) |
| p40 antagonist | 2 (2%) |