Variables | Categories | Hazards ratio (95% confidence interval) | P |
---|---|---|---|
History of PSC | No Yes | 1 3.8 (1.3–11.0) | 0.01 |
Lesion shape | Polypoid§
Non-polypoid¶ Invisible# | 1 16.5 (6.8–39.8) 6.2 (2.1–18.4) | <0.001 |
Lesion size | <1 cm ≥1 cm | 1 10.0 (4.3–23.4) | <0.001 |
Exposure to chromoendoscopy | No Yes | 1 0.4 (0.2–0.9) | 0.02 |
Colonic stricture | No Yes | 1 7.4 (2.5–22.1) | <0.001 |
Metachronous dysplasia | No Yes | 1 3.5 (1.6–7.5) | 0.001 |
Previous indefinite dysplasia | No Yes | 1 5.0 (2.3–10.9) | <0.001 |
Multifocal dysplasia | No Yes | 1 3.9 (1.9–7.8) | <0.001 |
Inflammation around the lesion (histological) | Normal/Quiescent Chronic Active | 1 3.8 (1.5–9.9) 2.1 (1.0–4.4) | 0.02 |