| group | N | Before treatment | one week after treatment |
| Control | 60 | 164.59 ± 14.29 | 130.63 ± 12.54 |
| Test | 60 | 165.83 ± 13.72 | 111.56+ ± 11.71 |
| t |
| 0.485 | 8.609 |
| P |
| 0.613 | 0.000 |