Table 3.
Fit indices for the tested measurement models
| χ2 | df | χ2/df | NFI | NNFI | CFI | RMSEA (90%CI) | AIC | |
|---|---|---|---|---|---|---|---|---|
| Model 1 | 36.951 | 29 | 1.27 | 0.990 | 0.997 | 0.998 | 0.018 (0.001–0.034) | -21.049 |
| Model 2 | 93.412 | 29 | 3.22 | 0.974 | 0.972 | 0.982 | 0.052 (0.040–0.063) | 35.412 |
| Model 3 | 104.070 | 29 | 3.59 | 0.971 | 0.967 | 0.979 | 0.056 (0.044–0.067) | 46.070 |
| Model 4 | 113.791 | 29 | 3.92 | 0.968 | 0.968 | 0.976 | 0.058 (0.047–0.069) | 52.791 |
NFI: normed fit index, NFI: non-normed fit index, CFI: comparative fit index, RMSEA: root mean square error of approximation, CI: confidence interval, AIC: Akaike Information Criterion