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Table 2 Polyp characteristics of the study cohort

From: Utility of the narrow-band imaging international colorectal endoscopic classification for optical diagnosis of colorectal polyp histology in clinical practice: a retrospective study

Lesions, n

534

Median size, mm (range)

6 (1–100)

Morphology n (%)

 

 Ip

36 (6.7)

 Is, Is + IIc

424 (79.4)

 IIa, IIa + IIc

71 (13.3)

 IIc

3 (0.6)

Location, n (%)

 

 Right colon (cecum to transvese colon)

237 (44.4)

 Left colon (descending colon to simoid colon)

237 (44.4)

 Rectum

60 (11.2)

Pathological diagnosis, n (%)

 

 HP/SSP

43 (8.0)

 LDG

427 (80.0)

 HGD

48 (9.0)

 SM-s

5 (0.9)

 SM-d

11 (2.1)

  1. HP hypeplastic polyp, SSP sessile serrated polyp, LDG low-grade dyplasia, HGD high-grade dysplasia, SM-s superfical submucosal invasive carcinoma (< 1000 mm), SM-d deep submucosal invasive carcinoma (≥ 1000 mm)