Table 1. Risk Class Applied to Histological Results.

Class	Detail	Number of samples
1	Normal, nothing of concern found = low risk	31
2	Hyperplastic polyp	0
3	Adenoma—Polyp less than 10mm diameter	0
4	Adenoma—polyp more than 10mm diameter	0
5	High Grade Adenoma = high risk	31
6	Adenocarcinoma = high risk
99	Other (for example IBD)	0