Abstract 12
| Colonoscopic feature | Case n=68 (%) | Control n=136 (%) | Odds ratio (95% CI) | p value |
|---|---|---|---|---|
| Post-inflammatory polyps | 42 (62) | 53 (39) | 2.5 (1.4-4.6) | 0.003 |
| Colonic strictures | 10 (15) | 4 (3) | 5.7 (1.7–18.9) | 0.003 |
| Backwash ileitis | 7 (10) | 12 (9) | 1.2 (0.4–3.2) | 0.8 |
| Scarring | 19 (28) | 26 (19) | 1.6 (0.8–3.2) | 0.157 |
| Shortened colon | 6 (9) | 0 (0) | 28.4 (1.6–512.2) | 0.001 |
| Tubular colon | 24 (35) | 31 (23) | 1.8 (0.98–3.5) | 0.067 |