Table 5.

The effect of pathological changes in the ulcer organization of oral ulcer rat model.

Group	n	−	+	++	+++	P
Model control	12	0	0	0	12	##
Kouyanqing granule	12	5	7	0	0	**
High dose Shuangjinlian mixture	12	6	6	0	0	**
Middle dose Shuangjinlian mixture	12	3	9	0	0	**
Low dose Shuangjinlian mixture	12	1	8	3	0	**

− Oral mucosa is covered with squamous epithelium and tissue. + The oral mucosa is covered with squamous epithelium and the squamous epithelium is organized by the union. ++ The oral mucosa is covered with squamous epithelium, there is a hole in the ulcer. +++ The oral mucosa was covered with squamous epithelium and was banned by the organization. ^#Compared with blank control group P < 0.05; ^*Compared with model group P < 0.05.

^##Compared with blank control group P < 0.01.

^**Compared with model group P < 0.01.