| 组别 | 例数 | 治疗前 | 治疗后 |
| 治疗组A | 40 | 13.41 ± 4.12 | 7.10 ± 2.05a |
| 治疗组B | 40 | 13.56 ± 3.31 | 7.56 ± 3.09ab |
| 治疗组C | 40 | 14.01 ± 3.56 | 5.10 ± 2.35acd |
| 对照组 | 40 | 13.07 ± 4.41 | 9.53 ± 2.22 |