The Egyptian Journal of Internal Medicine

Table 3 Comparison of change in IS between both groups

From: Effect of dietary synbiotic supplementation on serum indoxyl sulfate in prevalent hemodialysis patients

	Group	Symbiotic group	Placebo group	Test	P value
Before	Median IR	20 17.5–28	22 17.5–29	U − 0.280	0.780
After	Median IR	8 6–11.5	17.5 12–25.5	U − 5.214	0.000
Test	Z	− 5.446	− 2.349
P value		0.000	0.019
% Of change	Median (IR)	64% 72.38–33.33	18.47% 26.75–26.75	U − 5.130	0.000

U Mann-Whitney test, Z Independent Kruskal-Wallis test

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