Table 1. Clinical and demographic characteristics of the study population.
TNF: tumor necrosis factor
| Ulcerative colitis, n (%); n=18 | Crohn’s disease, n (%); n=53 | Total, n (%); n=71 | ||
| Sociodemographic characteristics | ||||
| Age group (years) | <20 | 3 (16.7%) | 7 (13.2%) | 10 (14.1%) |
| 20–40 | 10 (55.6%) | 43 (91.1%) | 53 (74.6%) | |
| >40 | 5 (27.8%) | 3 (5.7%) | 8 (11.3%) | |
| Gender | Female | 10 (55.6%) | 22 (41.5%) | 32 (45.1%) |
| Male | 8 (44.4%) | 31 (58.5%) | 39 (54.9%) | |
| Marital status | Married | 10 (55.6%) | 20 (37.7%) | 30 (42.3%) |
| Unmarried | 8 (44.4%) | 33 (62.3%) | 41 (57.7%) | |
| Smoking | 2 (11.1%) | 12 (22.6%) | 14 (19.7%) | |
| Educational level | Elementary school | 2 (11.1%) | 2 (3.8%) | 4 (5.6%) |
| High school and diploma | 6 (33.3%) | 23 (43.4%) | 29 (40.9%) | |
| University degree | 10 (55.6%) | 28 (52.8%) | 38 (53.5%) | |
| Household income per month (Saudi riyal) | <5,000 | 6 (33.3%) | 27 (50.9%) | 33 (46.5%) |
| 5,000–10,000 | 6 (33.3%) | 21 (39.6%) | 27 (38%) | |
| >10,000 | 6 (33.3%) | 5 (9.4%) | 11 (15.5%) | |
| Residential area | Urban | 17 (94.4%) | 52 (98.1%) | 69 (97.2%) |
| Rural | 1 (5.6%) | 1 (1.9%) | 2 (2.8%) | |
| Clinical features | ||||
| Disease duration (years) | ≤6 | 12 (66.7%) | 34 (64.2%) | 46 (64.8%) |
| >6 | 6 (33.3%) | 19 (35.8%) | 25 (35.2%) | |
| Symptoms | Abdominal pain | 15 (83.3%) | 49 (92.5%) | 64 (90.1%) |
| Watery diarrhea | 14 (77.8%) | 32 (60.4%) | 46 (64.8%) | |
| Nausea/vomiting | 9 (50%) | 34 (64.2%) | 43 (60.6%) | |
| Rectal bleeding | 15 (83.3%) | 23 (44.2%) | 38 (54.3%) | |
| Medications | Corticosteroids | 4 (22.2%) | 10 (18.9%) | 14 (19.7%) |
| Mesalamine | 6 (33.3%) | 11 (20.8%) | 17 (23.9%) | |
| Azathioprine | 2 (11.1%) | 18 (34%) | 20 (28.2%) | |
| Anti-TNF therapy | 4 (22.2%) | 25 (47.2%) | 29 (40.8%) | |