Table 2 Characteristics of patients with advanced colonic neoplasia

Patient no.	Lesion no	Sex	Age	Site	Size (mm)	Histology	Dysplasia	OC	CTC	FS	FIT	FOBT
1		M	61	Sigmoid colon	14	Villous	Low	+	+	+	28	+
2		F	73	Ascending colon	22	Villous	Low	+	+	−	<14	−
3		M	66	Sigmoid colon	13	Villous	Low	+	+	+	<14	−
				Transverse colon	5	Villous	Low	+	+	−
				Caecum	4	Villous	Low	+	+	−
4		M	68	Caecum	16	Tubular	Low	+	+	−	<14	−
5		M	73	Sigmoid colon	10	Villous	Low	+	+	+	61	+
				Rectum	7	Villous	Low	+	+	+
6		M	67	Rectum	12	Villous	Low	+	+	+	<14	−
7		M	68	Descending colon	11	Tubular	High	+	+	−	<14	−
8	1	F	74	Caecum	13	Villous	Low	+	+	−
	2			Transverse colon	38	Villous	Low	+	+	−
	3			Transverse colon	12	Tubular	Low	+	+	−
	4			Transverse colon	8	Villous	Low	+	+	−
	5			Sigmoid colon	17	Villous	Low	+	+	+
9	1	M	68	Sigmoid colon	10	Tubular	Low	+	+	+	<14	−
	2			Sigmoid colon	11	Villous	Low	+	+	+
10	1	F	63	Ascending colon	4	Villous	Low	+	−	−	50	−
	2			Descending colon	11	Tubular	Low	+	+	−
	3			Sigmoid colon	14	Tubular	Low	+	+	+
11		M	73	Sigmoid colon	11	Tubular	Low	+	+	+	<14	−
12	1	M	66	Ascending colon	11	Tubular	Low	+	+	−	<14	−
	2			Rectum	15	Tubular	Low	+	+	+
	3			Rectum	12	Villous	Low	+	+	+
13		M	64	Sigmoid colon	16	Villous	Low	+	−	+
14		M	57	Sigmoid colon	22	Villous	High	+	+	+	96	+
15	1	F	56	Sigmoid colon	13	Tubular	Low	+	+	+	132	−
	2			Sigmoid colon	7	Tubular	High	+	+	+
16		M	56	Rectum	15	Villous	Low	+	+	+	<14	−
17		M	70	Transverse colon	57	Carcinoma	Low	+	+	−	>765	+
18		M	61	Transverse colon	18	Tubular	Low	+	+	−
19		F	58	Sigmoid colon	13	Tubular	Low	+	+	+	<14	−
20	1	M	53	Sigmoid colon	11	Villous	Low	+	+	+
	2			Sigmoid colon	14	Villous	Low	+	+	+
21		M	55	Caecum	12	Tubular	Low	+	+	−	<14	−
22		M	69	Rectum	13	Tubular	Low	+	+	+	>765	−
23		F	69	Sigmoid colon	12	Tubular	Low	+	+	+	<14	−
24		M	51	Descending colon	13	Tubular	Low	+	+	−	<14	+
25		F	63	Descending colon	10	Serrated	Low	+	−	−	<14	−
26		M	67	Descending colon	8	Villous	Low	+	+	−		−
27	1	F	64	Descending colon	5	Tubular	High	+	+	−	248	−
	2			Rectum	8	Villous	Low	+	+	+
	3			Sigmoid colon	4	Villous	Low	+	+	+
28		F	69	Sigmoid colon	5	Villous	Low	+	+	+	<14	−
29		F	70	Sigmoid colon	5	Serrated	Low	+	+	+	<14	−
30		M	55	Sigmoid colon	8	Villous	Low	+	+	+	<14	−

CTC, CT colonography; FIT, faecal immunochemical stool testing; FOBT, faecal occult blood testing; FS, flexible sigmoidoscopy; OC optical colonoscopy.