Group | Number of mice | Grade of lymph node metastasis | Total score | Mean rank | IR of lymph node metastasis (%) | ||||
---|---|---|---|---|---|---|---|---|---|
0 | I | II | III | IV | |||||
Model control | 9 | 1 | 2 | 0 | 1 | 5 | 25 | 31.50 | - |
5-Fu | 8 | 0 | 1 | 4 | 2 | 1 | 19 | 25.63 | 18.63 |
Low-dose | 12 | 1 | 2 | 5 | 0 | 4 | 28 | 25.46 | 19.17 |
Medium-dose | 13 | 1 | 0 | 6 | 3 | 3 | 33 | 28.27 | 10.25 |
High-dose | 11 | 2 | 0 | 5 | 2 | 2 | 24 | 24.50 | 22.22 |