Effects of transcutaneous electrical acupoint stimulation on colonic spasm during colonoscopy: A randomized controlled trial

doi:10.4253/wjge.123453

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World Journal of Gastrointestinal Endoscopy

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1948-5190

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

Randomized Controlled Trial

Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastrointest Endosc. Sep 16, 2026; 18(9): 123453
Published online Sep 16, 2026. doi: 10.4253/wjge.123453

Table 1 Baseline characteristics, n (%)/mean ± SD/median (interquartile range)

	TEAS group (n = 71)	Control group (n = 71)	P value
Age (years)	48.91 ± 12.10	48.89 ± 12.44	0.989
Gender			0.131
Female	39 (54.93)	30 (42.25)
Male	32 (45.07)	41 (57.75)
ASA grade			0.355
I	53 (74.65)	48 (67.61)
II	18 (25.35)	23 (32.39)
BMI (kg/m²)	23.93 ± 2.78	24.44 ± 3.37	0.322
Number of previous colonoscopies (times)	1 (0-2)	0 (0-1)	0.272
History of chronic constipation	20 (28.17)	15 (21.13)	0.330
History of abdominopelvic surgery	28 (39.44)	21 (29.58)	0.217
Preoperative anxiety VAS score (points)	2 (0-5)	1 (0-4)	0.276
Hypertension	11 (15.49)	17 (23.94)	0.206
Diabetes	2 (2.82)	4 (5.63)	0.677
Cardiovascular disease	6 (8.45)	5 (7.04)	0.754

TEAS: Transcutaneous electrical acupoint stimulation; ASA: American Society of Anesthesiologists physical status classification system; VAS: Visual analog scale; BMI: Body mass index.

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Citation: Chen JQ, Xing F, Cheng D, Qu MC, Ren YH, Yang ZH, Jing MZ, He YN, Yuan YZ, Li HX, Xing N. Effects of transcutaneous electrical acupoint stimulation on colonic spasm during colonoscopy: A randomized controlled trial. World J Gastrointest Endosc 2026; 18(9): 123453
URL: https://www.wjgnet.com/1948-5190/full/v18/i9/123453.htm
DOI: https://dx.doi.org/10.4253/wjge.123453

Chen JQ, Xing F, Cheng D, Qu MC, Ren YH, Yang ZH, Jing MZ, He YN, Yuan YZ, Li HX, Xing N. Effects of transcutaneous electrical acupoint stimulation on colonic spasm during colonoscopy: A randomized controlled trial. World J Gastrointest Endosc 2026; 18(9): 123453 [DOI: 10.4253/wjge.123453]

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