The Effect of Bifid Triple Viable on Immune Function of Patients with Ulcerative Colitis

Table 2

Clinical symptom score and colon mucosa inflammation score (𝑥 ± s).

Group	𝑛	The score of clinical symptoms (Mayo score)		The score of colon mucosa inflammation
		Before treatment	After treatment	Before treatment	After treatment
Experiment group	41	7.17±1.26	2.46±0.67^*	2.07±0.29	0.54±0.14^*
Control group	41	7.02±1.21	3.96±0.71^*	2.02±0.29	0.71±0.17^*
𝑧 value		0.560	2.654	0.784	2.742
𝑃 value		0.674	0.008	0.431	0.010

z value calculated by Wilcoxon rank-sum test between two groups. ^∗𝑃<0.01, comparing with before treatment using Wilcoxon rank-sum test.