Bowel preparation with still water for small bowel capsule endoscopy: Less is more

doi:10.4253/wjge.v18.i6.117353

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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

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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. Jun 16, 2026; 18(6): 117353
Published online Jun 16, 2026. doi: 10.4253/wjge.v18.i6.117353

Table 2 Comparison of other outcomes among the three protocols, n (%)/mean ± SD

Variable	Protocol 1 (1 L of PEG)	Protocol 2 (1 L of PEG and ascorbic acid)	Protocol 3 (1 L of water)	P value
Small bowel transit time (minutes)	207 ± 13	201 ± 14	242 ± 14	0.086
Small Bowel CLEansing Assessment and Report (points)	7.6 ± 0.2	7.9 ± 0.1	7.6 ± 0.2	0.236
First tertile	2.5 ± 0.1	2.7 ± 0.1	2.7 ± 0.1	0.165
Second tertile	2.6 ± 0.1	2.7 ± 0.1	2.6 ± 0.1	0.242
Third tertile	2.5 ± 0.7	2.6 ± 0.6	2.3 ± 0.7	0.021
Diagnostic yield
First tertile	12 (12.5)	9 (9.7)	12 (16.7)	0.407
Second tertile	9 (9.4)	17 (18.3)	8 (11.1)	0.163
Third tertile	34 (35.4)	30 (32.5)	26 (36.1)	0.850
Ingestion of the entire booster	81 (84.4)	77 (82.8)	68 (94.4)	0.068
Tolerability, in a scale from 0 to 5	2.8 ± 0.1	3.0 ± 0.2	0.6 ± 0.1	< 0.001

PEG: Polyethylene glycol.

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Citation: Ferreira AI, Côrte-Real F, Souto MM, Xavier S, Pereira JR, Arieira C, Rosa B, Duarte MA, Cotter J. Bowel preparation with still water for small bowel capsule endoscopy: Less is more. World J Gastrointest Endosc 2026; 18(6): 117353
URL: https://www.wjgnet.com/1948-5190/full/v18/i6/117353.htm
DOI: https://dx.doi.org/10.4253/wjge.v18.i6.117353

Ferreira AI, Côrte-Real F, Souto MM, Xavier S, Pereira JR, Arieira C, Rosa B, Duarte MA, Cotter J. Bowel preparation with still water for small bowel capsule endoscopy: Less is more. World J Gastrointest Endosc 2026; 18(6): 117353 [DOI: 10.4253/wjge.v18.i6.117353]

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