Table 3.
Goodness‐of‐fit indices for the hypothetical models tested and measurement invariance across gender
| Model | χ2 | df | CFI | TLI | RMSEA (90% IC) | WRMR | ΔCFI |
|---|---|---|---|---|---|---|---|
| One‐factor | 760.856 | 350 | .943 | .939 | .034 (.031–.037) | 1.279 | |
| Measurement invariance | |||||||
| Male (n = 392) | 525.837 | 350 | .937 | .932 | .036 (.029–.042) | 1.081 | |
| Female (n = 628) | 538.579 | 350 | .954 | .950 | .029 (.024–.034) | 1.079 | |
| Configural invariance | 1063.15 | 700 | .946 | .941 | .032 (.028–.036) | 1.527 | |
| Strong invariance | 1053.79 | 728 | .950 | .948 | .030 (.026–.034) | 1.559 | –.01 |
Note: χ2 = chi square; df = degrees of freedom; CFI = Comparative Fit Index; TLI = Tucker–Lewis Index; RMSEA = root mean square error of approximation; IC = interval confidence; WRMR = weighted root mean square residual; ΔCFI = change in Comparative Fix Index.