Table 6.
Results of the confirmatory factor analysis
| Model | Npar | Chi square | DF | CFI | TLI | RMSEA (CI) | SRMR |
|---|---|---|---|---|---|---|---|
| One-factor | 50 | 124.84 | 35 | 0.960 | 0.949 | 0.103 (0.084–0.123) | 0.079 |
| Two-factor | 51 | 82.19 | 34 | 0.979 | 0.972 | 0.077 (0.056–0.098) | 0.066 |
| Tone-model | 51 | 109.88 | 34 | 0.966 | 0.955 | 0.096 (0.076–0.117) | 0.075 |
| Bi-factor | 60 | 44.96 | 26 | 0.992 | 0.985 | 0.055 (0.026–0.081) | 0.042 |
Npar number of parameters estimated in the CFA, DF degrees of freedom, CFI Comparative Fit Index, TLI Tucker Lewis Index, RMSEA Root Mean Square Error of Approximation, CI 90% confidence interval, SRMR Standardized Root Mean Square Residual