Table 1.
Demographic characteristics of IBD patients and non-IBD controls.
| Patient cohort | |||
|---|---|---|---|
| UC | CD | IBD total | |
| N (%) of patients | 140 (49.3) | 144 (50.7) | 284 (100) |
|
| |||
| Male/female N (%) | 77 (54.6)/64 (45.4) | 77 (55)/63 (45) | 140 (49.3)/144 (50.7) |
|
| |||
| Age at enrolment | 44.02 ± 14.69 | 38.59 ± 14.95 | 41.27 ± 15.04 |
|
| |||
| Disease location N (%) | Available for 110 UC patients: | Available for 125 CD patients (Montreal classification) | |
| E1: 11 (10%) | L1: 33 (26.4%) | ||
| E2: 58 (52.7%) | L2: 42 (33.6%) | ||
| E3: 41 (37.3%) | L3: 46 (36.8%) | ||
| L4: 4 (3.2%) | |||
|
| |||
| EIM frequency N (%) | Available for 139 UC patients: | Available for 142 CD patients: | Available for 281 IBD patients: |
| 51 (36.7) | 72 (50.7) | 123 (43.8) | |
|
| |||
| Fistula frequency N (%) | Available for 140 UC patients: | Available for 144 CD patients: | Available for 284 IBD patients: |
| 10 (7.1) | 73 (50.7) | 83 (29.2) | |
|
| |||
| Mean CDAI at enrolment | NA | Available for 127 CD patients: 110.56 ± 75.81 | NA |
|
| |||
| State of CD (quiescent/acute) N (%) | NA | Available for 127 CD pat.: | NA |
| 95 (74.8)/32 (25.2) | |||
|
| |||
| Mean mtwsi at enrolment | Available for 140 UC patients: 4.69 ± 4.31 | NA | NA |
|
| |||
| State of UC (inactive/active) N (%) | 118 (84.3)/22 (15.7) | NA | NA |
|
| |||
| Leucocytes at enrolment | Valid for 134 UC patients: 17.45 ± 79.29 | Available for 142 CD patients: 8.9 ± 7.85 | Available for 276 IBD patients: 13.05 ± 55.59 |
|
| |||
| CRP at enrolment | Valid for 127 CD patients: 9.58 ± 15.31 | Available for 138 CD patients: 12.23 ± 22.64 | Available for 265 IBD patients: 10.96 ± 19.48 |
|
| |||
| Control cohort | |||
| Control total | |||
|
| |||
| N of controls (%) | 194 (100) | ||
| Male/female N (%) | 77 (39.7)/117 (60.3) | ||
| Age at enrolment | 41.01 ± 16.5 | ||
N: absolute number; E1: rectal UC; E2: left-sided UC; E3: extensive UC; L1: ileal CD; L2: colonic CD; L3: ileocolonic CD; L4: CD of upper GI; EIMs: extraintestinal manifestations; CDAI: Crohn's activity index; mtwsi: modified Truelove Witts severity index.