Model | χ2 | df | χ2/df | RMSEA | IFI | TLI | CFI | AIC |
4-factor model | 1146.071 | 827 | 1.386 | 0.043 | 0.936 | 0.929 | 0.935 | 1384.071 |
3-factor model A | 1615.576 | 832 | 1.942 | 0.068 | 0.842 | 0.826 | 0.840 | 1843.576 |
3-factor model B | 1454.723 | 838 | 1.736 | 0.060 | 0.875 | 0.864 | 0.874 | 1670.723 |
3-factor model C | 1522.897 | 846 | 1.800 | 0.062 | 0.863 | 0.852 | 0.861 | 1722.897 |
2-factor model | 1955.317 | 842 | 2.322 | 0.080 | 0.775 | 0.756 | 0.772 | 2163.317 |
1-factor model | 2309.626 | 845 | 2.733 | 0.092 | 0.704 | 0.680 | 0.700 | 2511.626 |