Table 9.
Statistics for Model Fits to Assess Age Invariance.
| Model | χ2 | df | p | RMSEA | 90% CI | RMSEA | RMSEA Prob. <.05 | CFI | Δ χ2 | df | p |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 4a | |||||||||||
| Configural | 74.12 | 84 | .771 | <.0001 | .000 | .033 | .997 | >.999 | |||
| Invariance 1 | 84.62 | 92 | .695 | <.0001 | .000 | .036 | .995 | >.999 | 10.16 | 8 | .254 |
| Invariance 2 | 94.12 | 98 | .592 | <.0001 | .000 | .039 | .992 | >.999 | 19.56 | 14 | .144 |
| 4b | |||||||||||
| Configural | 65.31 | 76 | .804 | <.0001 | .000 | .031 | .997 | >.999 | |||
| Invariance 1 | 86.31 | 90 | .591 | <.0001 | .000 | .040 | .989 | >.999 | 20.10 | 14 | .127 |
| Invariance 2 | 92.95 | 94 | .511 | <.0001 | .000 | .043 | .985 | >.999 | 26.53 | 18 | .088 |
| 4c | |||||||||||
| Configural | 68.39 | 76 | .721 | <.0001 | .000 | .036 | .993 | >.999 | |||
| Invariance 1 | 84.20 | 90 | .652 | <.0001 | .000 | .038 | .993 | >.999 | 15.18 | 14 | .366 |
| Invariance 2 | 93.80 | 94 | .486 | <.0001 | .000 | .044 | .982 | >.999 | 24.07 | 18 | .153 |
Note: χ2= Chi-square value, df = Degrees of Freedom, p = Chi-square p value, RMSEA = Root Mean Square Error of Approximation, 90% CI = 90% Confidence Intervals, Prob. < .05 = Probability that the RMSEA is less than .05, CFI = Comparative Fit Index, Δ χ2= Chi-square difference. See text for details concerning Invariance 1 and Invariance 2.