Table 2.

Comparison of mean MVI and PH change in the licorice and placebo groups before and 8 weeks after the treatment.

	Licorice	Placebo	p-value*
	(n = 35)	(n = 35)
	n (%)	n (%)
MVI
Before therapy
0-49	35 (100)	35 (100)	0.31
50-64	0 (0%)	0 (0%)
65-100	0 (0%)	0 (0%)
MVI, M (SD)	17.70 (10.03)	20.11 (9.88)
8 weeks after therapy
0-49	2 (5.7)	21 (0.60)	0.001
50-64	2 (5.7)	10 (28.6)
65-100	29 (82.9)	4 (11.4)
MVI, M (SD)	85.18 (15.75)	45.77 (21.39)
P-value**	0.001	0.001
pH
Before therapy
<5	0 (0%)	0 (0%)	0.38
5–5.49	6 (17.1)	5 (14.3)
5.5–6.49	19 (54.3)	16 (45.7)
<6.49	10 (28.6)	14 (40.0)
8 weeks after therapy
<5	31 (88.6)	5 (14.3)	0.001
5–5.49	2 (5.7)	8 (22.9)
5.5–6.49	0 (0)	13 (37.1)
<6.49	0 (0)	9 (25.7)
P-value**	0.001	0.001

* Between the groups.

** Within the groups.