Table I.
The Clinical Characteristics of Study Subjects
| Characteristics | Patients with | Control subjects | |
|---|---|---|---|
| UC | CD | ||
| Number | 114 | 83 | 200 |
| Age, mean ± SD (years) | 44.2 ± 16.7* | 34.3 ± 12.5 | 32.5 ± 11.2 |
| Age range (years) | 14–83 | 17–75 | 20–60 |
| Male/female (%) | 59/55 (51.7/48.3) | 50/33 (60.2/39.8) | 126/74 (62.5/37.5) |
| Age at onset | |||
| ≤40 years | 39 | 11 | |
| ≥40 years | 75 | 72 | |
| Extent of UC | |||
| Proctitis | 14 | ||
| Left-sided colitis | 43 | ||
| Pancolitis | 57 | ||
| Location of CD | |||
| Ileal | 16 | ||
| Ileocolonic | 55 | ||
| Colonic | 11 | ||
| Isolated upper | 1 | ||
| Disease severity | |||
| Mild | 51 | 17 | |
| Moderate | 38 | 45 | |
| Severe | 21 | 9 | |
| Unknown | 4 | 12 | |
| Disease activity | |||
| Active | 63 | 54 | |
| Inactive | 48 | 17 | |
| Unknown | 3 | 12 | |
| Behavior of CDa | |||
| Stricturing | 44 | ||
| Penetrating | 40 | ||
| Perianal diseases | 36 | ||
SD standard deviation
*P < 0.01 in comparison to control subjects
aNumber of the affected patients with CD