Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastrointest Endosc. Nov 25, 2015; 7(17): 1250-1256
Published online Nov 25, 2015. doi: 10.4253/wjge.v7.i17.1250
Table 2 Procedure-related outcomes
Immediate bleeding(n = 8)Non-immediate bleeding(n = 224)P-value
Male/female8/0146/780.10a
Median age64.5680.27b
(range, years)(50-76)(40-86)
Location0.40a
Proximal to splenic flexure3 (38%)132 (59%)
Distal from splenic flexure5 (62%)92 (41%)
Morphology0.59a
Protruded, sessile (0-Is or Isp)7 (88%)196 (88%)
Flat, elevated (0-IIa)1 (12%)28 (12%)
Median size7.5 (3-9)4 (1-9)0.002b
(range, mm)
≤ 5 mm (%)2 (22%)183 (82%)0.001a
> 6 mm (%)6 (78%)41 (18%)
Endoscopist0.54a
Expert4 (50%)74 (33%)
Senior resident4 (50%)150 (67%)
Histological type
Not retrieved0 (0%)28 (12.5%)
Non-neoplastic polyp0 (0%)28 (12.5%)0.53a
Neoplastic polyp8 (100%)168 (75%)