| Group | Number of cases | Effective number of cases and effective rate after treatment (%) | |||
| 1d | 3d | 5d | 7d | ||
| Experimental group | 26 | 11 (42.31) | 20 (76.92) | 23 (88.46) | 26 (100) |
| Control group | 26 | 4 (15.38) | 12 (46.15) | 19 (73.08) | 22 (84.62) |
| χ2 |
| 4.591 | 5.200 | 1.981 | 2.438 |
| p |
| 0.032 | 0.023 | 0.159 | 0.118 |