Table 1 Model fit indices of four hypothetical models
| Model (24 items) | \(\chi^{2}\) | df | p | CFI | TLI | RMSEA | 90% CI for RMSEA | SRMR | BIC |
|---|---|---|---|---|---|---|---|---|---|
| Two-factor model | 1008.64 | 251 | 0.000 | 0.874 | 0.862 | 0.053 | 0.049–0.056 | 0.053 | 1350.98 |
| Three-factor model | 2287.64 | 249 | 0.000 | 0.662 | 0.625 | 0. 087 | 0.084–0.090 | 0.091 | 2643.95 |
| Six-factor model | 559.94 | 237 | 0.000 | 0.946 | 0.938 | 0.036 | 0.032–0.039 | 0.040 | 1000.09 |
| Higher-order factor model | 684.14 | 245 | 0.000 | 0.927 | 0.918 | 0.041 | 0.037–0.044 | 0.066 | 1068.40 |