| Model | χ2/df | GFI | AGFI | CFI | TLI | RMSEA |
| Reference ranges | < 5 | > 0.9 | > 0.9 | > 0.9 | > 0.9 | < 0.1 |
| Knowledge dimension | 1.957 | 0.946 | 0.916 | 0.804 | 0.742 | 0.057 |
| Attitude dimension | 3.864 | 0.935 | 0.868 | 0.981 | 0.968 | 0.099 |
| Behavioral dimension | 3.603 | 0.900 | 0.852 | 0.953 | 0.941 | 0.094 |
| The overall | 1.751 | 0.845 | 0.819 | 0.948 | 0.943 | 0.051 |
