Table 2.

Occurrence of polyps and CRC in various sections of the large intestine depending on the type of ACF in the rectum

	ACF normal				ACF hyperplastic				ACF dysplastic				ACF mixed
Polyp location	R	SD	T	ACC	R	SD	T	ACC	R	SD	T	ACC	R	SD	T	ACC
Number	37	19	8	7	28	13	3	7	8	6	5	4	7	5	2	2
Type of polyp	Ad	Hy	Se	No	Ad	Hy	Se	No	Ad	Hy	Se	No	Ad	Hy	Se	No
Number	31	35	4	24	18	31	10	8	10	7	2	0	7	6	5	3
CRC location	R	SD		RC	R	SD		RC	R	SD		RC	R	SD		RC
Number	1	2		3	1	2		3	0	1		5	0	0		0

Polyp location: R rectum, SD sigmoid and descending colon, T transverse colon, ACC ascending colon and caecum. Type of polyp: Ad adenoma, Hy hyperplastic, Se serrated, No no polyp. CRC location: R rectum, SD sigmoid and descending colon, RC right colon