| 组别 | 干预前 | 干预3个月后 | t | P |
| 对照组(n = 45) | 61.11 ± 5.98 | 51.33 ± 5.89 | 8.39 | <0.001 |
| 干预组(n = 45) | 60.53 ± 6.17 | 40.16 ± 9.54 | 10.5 | <0.001 |
| t | 0.451 | 6.686 | ||
| P | 0.653 | <0.001 |