Real-world local recurrence rate after cold polypectomy in colorectal polyps less than 10 mm using propensity score matching

doi:10.3748/wjg.v27.i47.8182

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Dec 21, 2021; 27(47): 8182-8193
Published online Dec 21, 2021. doi: 10.3748/wjg.v27.i47.8182

Table 1 Characteristics of excised polyps before propensity score matching

	CP, mean ± SD or n (%)	HP, mean ± SD or n (%)	P-value
Number of polyps resected	706	253
Size, mm	3.82 ± 1.49	5.35 ± 1.77	< 0.001^a
Morphology			< 0.001^b
Sessile	268 (38.0)	143 (56.5)
Flat	438 (62.0)	110 (43.5)
Location			0.439^b
Cecum	46 (6.5)	15 (5.9)
Ascending colon	182 (25.8)	59 (23.3)
Transverse colon	220 (31.2)	58 (22.9)
Descending colon	92 (13.0)	33 (13.0)
Sigmoid colon	128 (18.1)	67 (26.5)
Rectum	38 (5.4)	21 (8.3)
Polypectomy device			< 0.001^b
Snare	611 (86.5)	251 (99.2)
Biopsy forceps	95 (13.5)	2 (0.8)

^a Welch test.

^b Chi-Square test.

CP: Cold polypectomy; HP: Hot polypectomy.

Citation: Saito M, Yamamura T, Nakamura M, Maeda K, Sawada T, Ishikawa E, Mizutani Y, Ishikawa T, Kakushima N, Furukawa K, Ohno E, Kawashima H, Ishigami M, Fujishiro M. Real-world local recurrence rate after cold polypectomy in colorectal polyps less than 10 mm using propensity score matching. World J Gastroenterol 2021; 27(47): 8182-8193
URL: https://www.wjgnet.com/1007-9327/full/v27/i47/8182.htm
DOI: https://dx.doi.org/10.3748/wjg.v27.i47.8182