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Histopathological characteristics, endoscopic classification, and anatomical location of all lateral spreading tumour
| Endoscopic class | Histology | Anatomical location | |||
| Adenoma | Carcinoma (stage T1) | Invasive carcinoma (stage T2 or beyond) | Right colon | Left colon | |
| G-type (n = 56, 68%) | 27 | 24 | 5 | 22 (39%) | 34 (61%) |
| F-type (n = 26, 32%) | 3 | 13 | 10 | 20 (77%) | 6 (23%) |
| Total (n = 82, 100%) | 30 | 37 | 15 | 44 | 40 |
