Table 3.

Colonoscopy findings

Finding	Number	Site	Histopathology
Cancer	23/317 (7.3%)	Sigmoid colon: 2	Adenocarcinoma: 23/23
	Rectum: 19
	Ascending: 2
Diverticulosis	81/317 (25.6%)	Sigmoid: 61
	Segmental, excluding rectum: 18
	Pancolonic: 2
Polyp	57/317 (18.0%)		37 hyperplastic
		20 adenomatous
Normal	112/317(35.3%)	90 Normal
		22 serial biopsies	Normal
Inflammatory bowel disease	20/317 (6.3%)		16 active chronic inflammation
			2 ulcerative colitis
			2 collagenous colitis
Incomplete colonoscopy	2/317 (0.6%)	Excessive looping
Stricture	6/317 (1.9%)	Descending colon: 2	Benign inflammatory: 6/6
		Sigmoid colon: 4
Haemorrhoids	24/317 (7.6%)
Diverticulosis and inflammatory bowel disease	4/317 (1.2%)	Sigmoid colon & rectum: 2
		Descending & sigmoid colon: 2