Table 4.
Results of measurement invariance tests by country (N = 1074)
| Model fit indices | Model comparisons | ||||
|---|---|---|---|---|---|
| χ2 (df) | CFI | RMSEA [90% CI] | ΔCFI | ΔRMSEA | |
| Posttraumatic stress symptoms | |||||
| Configural | 201.24 (78) | 0.974 | 0.054 [0.045–0.0064] | ||
| Metric | 227.98 (84) | 0.969 | 0.056 [0.048–0.065] | 0.005 | 0.002 |
| Scalar | 314.54 (90) | 0.952 | 0.068 [0.060–0.076] | 0.017 | 0.012 |
χ2, chi-square; df, degrees of freedom; CFI, comparative fit index; RMSEA, root-mean-square error of approximation; CI, confidence interval; Δ, change in the parameter.