Models | Chi-square | DF | Chi-square/DF | CFI | TLI | RMSEA (90% CI) | SRMR | AIC | BIC |
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Model 1 | 1474.697 | 458 | 3.21 | 0.954 | 0.950 | 0.100 (0.094, 0.105) | 0.089 | 9820.596 | 10,059.723 |
Model 2 | 974.895 | 404 | 2.41 | 0.974 | 0.972 | 0.079 (0.073, 0.086) | 0.070 | 8882.716 | 9091.099 |
Model 3 | 104.552 | 53 | 1.97 | 0.987 | 0.984 | 0.066 (0.047, 0.079) | 0.053 | 4532.725 | 4618.128 |
- DF Degree of freedom, CFI Comparative fit index, TLI Tucker-Lewis Index, RMSEA Root mean square error of approximation, CI Confidence interval, SRMR Standardized root mean square residual, AIC Akaike information criterion, BIC Bayesian information criterion. Model 1: QCQ-PC with 4 domain and 32 items (original version); Model 2: QCQ-PC with 2 domains and 30 items; Model 3: QCQ-PC with 2 domains and 12 items