. 2009 Nov 4;35(6):661–668. doi: 10.1007/s00261-009-9586-8

Table 1.

Distribution of adenomatous or non-adenomatous lesions per size category and per type of morphology

	<6 mm	6–9 mm	≥10 mm
Pedunculated
Adenoma or carcinoma	22	40	109
All lesion types^a	24	45	118
Sessile
Adenoma or carcinoma	228	86	63
All lesion types^a	418	126	76
Flat
Adenoma or carcinoma	23	12	12
All lesion types^a	46	19	14
Total
All polyps and carcinomas	488	190	208

^a All lesion types: adenomas, carcinomas, hyperplastic, hamartomous or infectious lesions. These also include polyps that were lost after polypectomy and polyps with unclear histology