Table 3

Endoscopic type, location, and grade of dysplasia of colorectal adenomas and early adenocarcinomas (sm)

ProtrudingFlat
TypeRightLeft/rectumRightLeft/rectumTotal No (%)
*Fisher's exact probability test= 0.003.
sm, submucosal invasion; LGD, low grade dysplasia; HGD, high grade dysplasia.
Adenoma
    LGD3584732822881 (90.5)
    HGD174874 76 (7.9)
Early (sm) carcinoma3823 16 (1.6)
Total (sm)11*5*
3785293729973 (100.0)
Total90766