Table 4.
Model fit indices in the original model and configurational invariance by sex.
| Description | χ2 | df | χ2/df | CFI | GFI | RMSEA (90% CI) | ΔCFI | Δχ2 | Δdf |
|---|---|---|---|---|---|---|---|---|---|
| Original model | 89.797* | 51 | 1.76 | 0.853 | 0.947 | 0.052 (0.034–0.070) | - | - | - |
| Measurement invariance across sex | |||||||||
| Unconstrained | 170.01* | 102 | 1.67 | 0.769 | 0.987 | 0.069 (0.055–0.091) | - | - | - |
| Model 1 | 180.16* | 111 | 1.62 | 0.765 | 0.986 | 0.067 (0.054–0.088) | 0.030 | 10.15 | 9 |
| Model 2 | 197.98* | 120 | 1.65 | 0.735 | 0.985 | 0.068 (0.051–0.085) | 0.030 | 17.82 | 9 |
| Model 3 | 197.98* | 120 | 1.65 | 0.735 | 0.985 | 0.068 (0.051–0.085) | 0.000 | 0.0 | 0 |
χ2, chi-square; df, degrees of freedom; CFI, comparative fit index; GFI, goodness-of-fit index; RMSEA, root mean square error of approximation; Δ, delta.