Endoscopic characteristic | Non-dysplasia | Dysplasia | p Value | OR (CI 95%) | Adjusted p value |
---|---|---|---|---|---|
Size in millimetres, median (IQR) | 4 (3–6) | 5 (3–6) | 0.850 | 1.01 (0.96 to 1.05) | – |
Located at proximal colon* % | 43.7 | 58.5 | 0.008 | 1.86 (1.02 to 3.40) | 0.041 |
Protruding lesion† % | 32 | 56.4 | 0.001 | 2.80 (1.57 to 5.01) | 0.001 |
Neoplastic Kudo pit pattern‡ % | 8.2 | 32.1 | 0.001 | 5.05 (2.58 to 9.88) | 0.001 |
Loss of innominate lines % | 43.5 | 56.4 | 0.022 | 1.95 (1.06 to 3.58) | 0.003 |
Friability % | 4.9 | 3.9 | 0.505 | 0.66 (0.19 to 2.25) | – |
Irregular morphology % | 14.9 | 9.6) | 0.172 | 0.60 (0.29 to 1.25) | – |
Poorly demarcated % | 8.2 | 44.3 | 0.186 | 0.50 (0.17 to 1.42) | – |
Abnormal vascularisation % | 4.4 | 4.3 | 0.967 | 0.97 (0.33 to 2.90) | – |
Ulcerated surface % | 5.1 | 2.1 | 0.233 | 0.42 (0.09 to 1.81) | – |
Carpet lesion % | 2.6 | 1.1 | 0.358 | 0.42 (0.05 to 3.32) | – |
*Proximal colon: proximal to splenic flexure (transverse and ascending segments).
†Protruding lesion: includes Paris I-p classification (sessile and pedunculated).
‡Neoplastic pit pattern: Kudo III, IV and V.