Variables | λ2/df | RMSEA | CFI | IFI | TLI |
Four-factor model | 2.705 | 0.074 | 0.908 | 0.909 | 0.901 |
Three-factor model | 4.111 | 0.100 | 0.827 | 0.827 | 0.815 |
Two-factor model | 5.634 | 0.122 | 0.741 | 0.742 | 0.724 |
One-factor model | 8.910 | 0.160 | 0.557 | 0.559 | 0.529 |