Repurposing of Yunnan Baiyao as an Alternative Therapy for Minor Recurrent Aphthous Stomatitis

Table 4

The number of patients in the placebo and experimental groups on day 3 and day 5 based on the level of pain.

	Day 3			Day 5
			P			P
	Experimental group (%)	Placebo group (%)		Experimental group (%)	Placebo group (%)
Number	113	114		113	114
Significant improvement	28 (24.8)	17 (14.9)	>0.05*	75 (66.4)	59 (51.8)	<0.05**
EIpain = 100%	16 (14.2)	6 (5.3)		48 (42.5)	45 (39.5)
EIpain = 70–100%	12 (10.6)	11 (9.6)		27 (23.9)	14 (12.3)
Nonsignificant improvement	85 (75.2)	97 (85.1)		38 (33.6)	55 (48.2)
EIpain = 30–70%	34 (30.1)	43 (37.7)		24 (21.2)	32 (28.1)
EIpain = 0–30%	51 (45.1)	54 (47.4)		14 (12.4)	23 (20.2)

*and **: P values represent the comparisons of significant improvement between groups on days 3 and 5, respectively.