Colorectal polyp size measurement comparing biopsy forceps with visual assessment during real-time colonoscopy: A prospective, multicenter, international study

Table 2 Polyp characteristics, n (%)

Parameter	Value
No. of polyps	137
Anatomical location
Cecum	14 (10.2)
Ascending	32 (23.4)
Transverse	36 (26.3)
Descending	30 (21.9)
Sigmoid	20 (14.6)
Rectum	5 (3.6)
Polyp size categories1
≤ 5 mm	115 (83.9)
6-9 mm	18 (13.1)
≥ 10 mm	4 (3.0)
Polyp type
Adenoma	91 (66.4)
Serrated	35 (25.6)
Other	8 (5.8)
Missing	3 (2.2)
Paris classification
0-Ip	8 (5.8)
0-Is	75 (54.7)
0-IIa	52 (38.0)
Missing	2 (1.5)
Resection method
Cold snare	86 (62.8)
Hot snare	8 (5.8)
EMR	1 (0.7)
Missing2	42 (30.7)

¹Number of polyps per size category based on the reference laser-based size measurements.

²In 3 of 5 participating hospitals, the resection method was not routinely recorded as part of the standardized data collection procedure, resulting in missing information for 42 polyps.

EMR: Endoscopic mucosal resection.