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Model difference test.
| Δ-CMIN | Δ-DF | P | Δ-NFI | Δ-CFI | Δ-GFI | |
|---|---|---|---|---|---|---|
| Measurement weight model | 4.136 | 1 | 0.042 | –0.005 | –0.004 | –0.004 |
| Structural weight model | 15.760 | 4 | 0.003 | –0.018 | –0.015 | –0.015 |
| Structural covariance model | 22.353 | 5 | <0.001 | –0.026 | –0.021 | –0.022 |
| Structural association error model | 28.969 | 7 | <0.001 | –0.034 | –0.027 | –0.029 |
| Measurement error model | 31.919 | 9 | <0.001 | –0.038 | –0.028 | –0.032 |
