Table 4.

The number of rats with mucosal pathological tissue changes in different time periods.

						Adenocarcinoma		With lymphatic metastasis
Week	Group	n	Normal	Atypical hyperplasia	Adenoma	Mucosal carcinoma	Infiltrating carcinoma	Metastasis	Tumor metastasis rate (%)
5	Control	6	6	0	0	0	0	0	0.00
	Model	6	6	0	0	0	0	0	0.00
	Heat M	6	6	0	0	0	0	0	0.00
	Cold M	6	6	0	0	0	0	0	0.00
17	Control	6	6	0	0	0	0	0	0.00
	Model	6	3	3	0	0	0	0	0.00
	Heat M	6	0	6	0	0	0	0	0.00
	Cold M	6	0	6	0	0	0	0	0.00
21	Control	6	6	0	0	0	0	0	0.00
	Model	6	0	0	4	2	0	0	0.00
	Heat M	6	0	0	2	3	1	0	0.00
	Cold M	6	0	0	1	2	3	0	0.00
24	Control	6	6	0	0	0	0	0	0.00
	Model	6	0	0	2	4	0	0	0.00
	Heat M	6	0	0	0	2	4	0	0.00
	Cold M	6	0	0	0	1	5	2	33.33