From: A national survey on the patterns of treatment of inflammatory bowel disease in Canada
Characteristic | Crohn's disease | Ulcerative colitis | 95% CI for difference (P value) |
---|---|---|---|
Disease duration, mean (± SD) | 18.4 years (10.7) | 14.8 years (9.8) | 2.8 to 4.4 (<0.001) |
Ever hospitalized, n (%) | 1494 (83.6%) | 464 (50.8%) | 29.1 to 36.5% (<0.001) |
Number of hospitalizations past 5 years, mean (± SD) | 2.7 (3.0) | 1.9 (1.9) | 0.5 to 1.1 (<0.001) |
Ever surgery, n (%) | 1159 (64.9%) | 142 (15.6%) | 46.1 to 52.5% (<0.001) |
Surgery within the past 2 years | 255 (14.3%) | 44 (4.8%) | 7.3 to 11.6% (<0.001) |
Disease Activity, n (%) | |||
Inactive | 329 (18.4%) | 241 (26.4%) | -11.4 to -0.6% (<0.001) |
Mild | 607 (34.0%) | 299 (32.8%) | -2.5 to 5.0% (0.547) |
Moderate | 616 (34.5%) | 268 (29.4%) | 1.4 to 8.8% (0.007) |
Severe | 204 (11.4%) | 82 (8.9%) | 0.1 to 4.8% (0.055) |