Histological and endoscopic type, grade of dysplasia, number, and endoscopic size of neoplasms
| Size (mm) | |||
|---|---|---|---|
| No of tumours | Mean (SD) | Range | |
| sm, submucosal invasion; LGD, low grade dysplasia; HGD, high grade dysplasia; P, protruding adenoma; F, flat/depressed adenoma. | |||
| Adenoma LGD | |||
| P | 831 | 9 (6.5) | 2–70 |
| F | 50 | 7 (4.1) | 2–20 |
| Adenoma HGD | |||
| P | 65 | 23 (2.0) | 3–100 |
| F | 11 | 8 (5.7) | 3–20 |
| Early (sm) carcinoma | |||
| P | 11 | 28 (15.8) | 15–70 |
| F | 5 | 16 (1.3) | 15–18 |