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Disease behavior at time of diagnosis
| Early-onset N (%) | Late-onset N (%) | P-value | |
|---|---|---|---|
| Disease extent | |||
| Proctitis | 21 (13.6) | 11 (8.0) | 0.12 |
| Left-sided | 68 (44.2) | 69 (50.3) | 0.35 |
| Extensive | 65 (42.2) | 57 (41.6) | 0.83 |
| Symptom severity | |||
| Mild | 34 (22.5) | 25 (18.0) | 0.38 |
| Moderate | 98 (64.9) | 99 (71.2) | 0.17 |
| Severe | 19 (12.6) | 15 (10.5) | 0.68 |
Extent and severity based on Montreal Classification: Silverberg et al. Can J Gastro 2005;19 (Suppl A):9A-13A.
