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. 2019 Jun 5;11(6):1279. doi: 10.3390/nu11061279

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Changes in symptoms after the two-week dietary intervention. (a) Differences in the change of visual analog scale for irritable bowel syndrome (VAS-IBS) symptom scores (delta values) between controls (n = 25) and the intervention group (n = 80) regarding abdominal pain, diarrhea, bloating and flatulence, psychological well-being and intestinal symptoms’ influence on daily life. A score of 100 indicates the highest level of GI symptoms, very poor psychological well-being and high influence of symptoms on daily life. Missing values in two controls and five from the intervention group. Mann-Whitney U test. p < 0.05 was considered statistically significant. (b) Difference in the change of total irritable bowel syndrome-symptom severity scale (IBS-SSS) scores (delta values) between controls (n = 25) and the intervention group (n = 80). Missing values in two controls and five from the intervention group. Mann-Whitney U test. p < 0.05 was considered statistically significant.