Retrospective Study
Copyright ©The Author(s) 2024.
World J Gastrointest Endosc. Mar 16, 2024; 16(3): 136-147
Published online Mar 16, 2024. doi: 10.4253/wjge.v16.i3.136
Table 1 Background characteristics and size assessment, n (%)
Item
Value
Background characteristicsn = 377
Lesion-related factors
Age in yr, mean70
Sex
Male231 (61)
Female146 (39)
Location
Colon298 (79)
Rectum79 (21)
Morphology
Protruded84 (22)
Flat293 (78)
Histology
Adenoma84 (22)
Adenocarcinoma293 (78)
Localization
Over the haustra212 (56)
On a flat lumen 165 (44)
Degree of circumference
≥ 1/340 (11)
< 1/3337 (89)
Endoscopist-related factors
Experience
Experienced186 (50)
Less-experienced191 (50)
Hospital type
Referral hospital351 (93)
Clinics26 (7)
Size assessment
Endoscopic size in mm, mean ± SD 26.0 ± 10.5
Histological size in mm, mean ± SD 31.0 ± 15.2
Absolute percentage of the size discordance, mean ± SD 21.0 ± 15.4