| 组别 | 维度 | 人数 | 比率 | 程度 | 人数 | 比率 |
| 实验组 | SGP ≤ 50 | 13 | 41.94% | 低(0~19) | 6 | 19.35% |
| 较低(20~39) | 3 | 9.68% | ||||
| 正常(40~49) | 4 | 12.90% | ||||
| SGP ≥ 50 | 18 | 58.06% | 正常(50~59) | 3 | 9.68% | |
| 较高(60~79) | 6 | 19.35% | ||||
| 高(80~100) | 9 | 29.03% | ||||
| 控制组 | SGP ≤ 50 | 27 | 87.10% | 低(0~19) | 13 | 41.94% |
| 较低(20~39) | 7 | 22.58% | ||||
| 正常(40~49) | 7 | 22.58% | ||||
| SGP ≥ 50 | 4 | 12.90% | 正常(50~59) | 2 | 6.45% | |
| 较高(60~79) | 2 | 6.45% | ||||
| 高(80~100) | 0 | 0.00% |