Sensory characterization of bowel cleansing solutions

doi:10.4253/wjge.v8.i15.508

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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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World J Gastrointest Endosc. Aug 10, 2016; 8(15): 508-516
Published online Aug 10, 2016. doi: 10.4253/wjge.v8.i15.508

Table 3 Least squares means of descriptive sensory attributes (rated on a 15 cm line scale) for the bowel cleansing laxative solutions

Attribute	Bowel cleansing laxative solution
Attribute	PEG-Asc (mean ± SD)	PEG (mean ± SD)	SPS (mean ± SD)	OSS (mean ± SD)
Appearance
Turbidity	3.5 ± 2.3^c	2.9 ± 1.8^c	4.5 ± 2.4^a	2.8 ± 1.6^c
Viscosity	4.1 ± 2.7^c	3.5 ± 2.0^c	5.0 ± 2.8^a	3.8 ± 2.3^c
Odor
Orange	3.1 ± 3.1^c	1.6 ± 0.4^e	5.8 ± 3.4^a	1.9 ± 1.4^e
Citrus	7.3 ± 3.7^a	1.5 ± 0.4^e	3.0 ± 2.3^c	2.2 ± 1.8^c^e
Flavor
Saltiness	6.0 ± 3.1^a	5.8 ± 3.2^a	2.8 ± 1.9^c	5.8 ± 3.4^a
Sweetness	3.8 ± 2.4	3.0 ± 1.9	4.1 ± 2.6	4.7 ± 3.4
Sourness	6.6 ± 3.0^a	2.5 ± 1.4^c	6.5 ± 3.2^a	6.9 ± 3.8^a
Sweetener	4.7 ± 3.5^c	3.5 ± 2.5^e	4.7 ± 3.4^c	5.6 ± 3.3^a
Bitterness	2.9 ± 1.9^c^e	2.2 ± 1.7^e	3.2 ± 2.1^c	6.0 ± 4.2^a
Orange	3.2 ± 3.3^c	1.8 ± 0.9^e	6.3 ± 4.1^a	2.1 ± 2.0^e
Citrus	6.6 ± 3.9^a	1.9 ± 1.3^e	3.2 ± 2.6^c	3.0 ± 3.2^c^e
Mouthfeel
Adhesiveness	5.1 ± 2.6^a	3.7 ± 1.9^c	4.3 ± 2.2^c	5.4 ± 2.6^a
Astringency	4.4 ± 2.6^c	2.8 ± 2.0^e	4.5 ± 2.2^c	6.1 ± 3.4^a
Mouthcoating	4.7 ± 2.8^c	3.8 ± 2.3^c	4.3 ± 2.5^c	6.0 ± 3.2^a
Aftertaste
Sweet	4.7 ± 3.2^a^c	3.3 ± 2.3^e	4.5 ± 3.3^c	5.5 ± 3.3^a
Sour	5.1 ± 2.6^a	2.2 ± 1.4^c	5.9 ± 3.1^a	6.1 ± 3.9^a
Astringent	4.0 ± 2.2^c	2.6 ± 1.5^e	4.6 ± 2.6^c	5.9 ± 3.5^a
Bitter	2.4 ± 1.4^c	2.2 ± 1.7^c	2.8 ± 1.6^c	5.5 ± 3.7^a
Throatburn	3.5 ± 2.5^c^e	2.8 ± 2.1^e	4.4 ± 2.8^c	5.7 ± 3.8^a

^aMeans within each row with different superscripts are significantly different (P < 0.05).

^cMeans within each row with different superscripts are significantly different (P < 0.05).

^eMeans within each row with different superscripts are significantly different (P < 0.05).

PEG: Polyethylene glycol; PEG-Asc: PEG + ascorbic acid; SPS: Sodium picosulfate; OSS: Oral sodium sulfate.

Citation: Sharara AI, Daroub H, Georges C, Shayto R, Nader R, Chalhoub J, Olabi A. Sensory characterization of bowel cleansing solutions. World J Gastrointest Endosc 2016; 8(15): 508-516
URL: https://www.wjgnet.com/1948-5190/full/v8/i15/508.htm
DOI: https://dx.doi.org/10.4253/wjge.v8.i15.508