| 组别 | n | 干预前 (ms) (M ± SD) | 干预后 (ms) (M ± SD) | t | P |
| 实验组 | 20 | 265.79 ± 43.77 | 223.84 ± 57.45 | 3.288 | .004 |
| 对照组 | 20 | 236.56 ± 94.53 | 262.07 ± 44.52 | −1.936 | .068 |
| t |
| 1.255 | −2.352 |
|
|
| P |
| .217 | .024 |
|
|