| 项目 | 因子载荷 | 
 | ||||
| 因素1 | 因素2 | 因素3 | 因素4 | 共同度 | ||
| A15 | 0.768 | 
 | 
 | 0.607 | ||
| A14 | 0.755 | 
 | 
 | 0.573 | ||
| A16 | 0.711 | 
 | 
 | 
 | 0.523 | |
| A13 | 0.690 | 
 | 
 | 
 | 0.514 | |
| A3 | 0.636 | 
 | 
 | 
 | 0.420 | |
| A4 | 0.632 | 
 | 
 | 
 | 0.417 | |
| A17 | 0.630 | 
 | 
 | 
 | 0.427 | |
| A19 | 0.624 | 
 | 
 | 
 | 0.399 | |
| A10 | 
 | 0.828 | 
 | 
 | 0.703 | |
| A11 | 
 | 0.828 | 
 | 
 | 0.722 | |
| A7 | 
 | 0.742 | 
 | 
 | 0.585 | |
| A12 | 
 | 0.718 | 
 | 
 | 0.529 | |
| A6 | 
 | 0.623 | 
 | 
 | 0.452 | |
| A18 | 
 | 0.538 | 
 | 
 | 0.383 | |
| A1 | 
 | 
 | 0.793 | 
 | 0.699 | |
| A20 | 
 | 
 | 0.787 | 
 | 0.679 | |
| A2 | 
 | 
 | 0.637 | 
 | 0.577 | |
| A22 | 
 | 
 | 
 | 0.859 | 0.749 | |
| A21 | 
 | 
 | 
 | 0.809 | 0.679 | |
| 特征值 | 4.91 | 2.78 | 1.58 | 1.38 | 
 | |
| 贡献率 | 25.82 | 14.61 | 8.32 | 7.25 | 56.0 | |